US Army Corps of Engineers

Photograph of the exterior of the Ballast House at Blossom Point, Maryland.

Photograph of the interior stairway of the Ballast House.

Photograph of a wall mounted shelf and a boarded window inside the Ballast House.

Photograph of the interior of the Ballast House showing a wall-mounted painting of the flag raising of Iwo Jima.

Photograph of a hot water heater inside the Ballast House.

Photograph of a hot water heater, an open door leading to a pantry, and an over-turned cupboard inside the Ballast House.

Photograph with an open door shelving unit inside the Ballast House.

Interior photograph of the Ballast House showing three open doors: the left door leading to the stairwell, the middle door leading to another room, and the last door leading back to the stairwell.

Interior photograph of the Ballast House showing a sealed fireplace with a hole in the seal and two open doors.

Interior photograph of the Ballast House showing a plaster sealed fireplace with a hole in the plaster.

Interior photograph of the Ballast House showing an open window.

Interior photograph of the Ballast House showing two open windows and the top portion of a sink.

Photograph of an open door leading to a room with a sealed fireplace and an open window inside the Ballast House

Interior photograph of the Ballast House showing a plaster sealed fireplace with a hole in the center, and an open window to the right of the fireplace.

Distance view of St. Thomas Manor with snow-covered front yard and tall deciduous trees in the foreground.

Exterior photograph of the Ballast House.

Photograph of the Figure 3.2 from the final report "Architectural, Historical, and Archaeological Investigations at Blossom Point Farm, Blossom Point Testing Facility, Charles County." The figure depicts a plan view and profile of Unit D of the Blossom Point Farm House. Final Report can be found at: https://core.tdar.org/document/439160

Figure of a 1712 Survey Map of Blossom Point for John Griffen.

Black and white negative 2, 23JA155-1, overburden removal and relocation of 1979 test block dated 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 36A, 23JA155-2, view of north wall of bulldozer cut; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 12, 23JA155-3, excavation in progress, beginning to expand 1979 test block, view to the southwest; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 13, 23JA155-4, excavation in progress, expanding 1979 test block, view to the east; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 14, 23JA155-5, excavation in progress, expanding 1979 test block, view to the northeast; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 16, 23JA155-6, excavation in progress, view to the northwest; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 17, 23JA155-6, excavation in progress, view to the northwest; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 20, 23JA155-7, close-up view of excavation in progress, view to the southwest; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 18, 23JA155-8, close-up view of excavation in progress, view to the south; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 19, 23JA155-8, close-up view of excavation in progress, view to the south; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 5, 23JA155-9, excavation in progress, view to the northeast; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 6, 23JA155-9, excavation in progress, view to the northeast; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 11, 23JA155-10, excavation in progress, view to the north; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 12, 23JA155-10, excavation in progress, view to the north; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 13, 23JA155-10, excavation in progress, view to the north; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 26, 23JA155-11, excavation in progress, view to the northeast; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 27, 23JA155-11, excavation in progress, view to the northeast; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative, 23JA155-12, excavation in progress, view to the southeast; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 35, 23JA155-12, excavation in progress, view to the southeast; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 23, 23JA155-13, close-up view of excavation in progress, view to the northwest; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 28, 23JA155-14, excavation in progress, view to the east; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 29, 23JA155-14, excavation in progress, view to the east; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 8, 23JA155-15, excavation in progress, view to the southeast; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 10, 23JA155-15, excavation in progress, view to the southeast; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 19, 23JA155-16, close-up view of excavation in progress, view to the southwest; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 20, 23JA155-16, close-up view of excavation in progress, view to the southwest; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 21, 23JA155-16, close-up view of excavation in progress, view to the southwest; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 17, 23JA155-17, excavation in progress, view to the south; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 3, 23JA155-18, excavation in progress, view to the west; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 4, 23JA155-18, excavation in progress, view to the west; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 0, 23JA155-19, close-up view of excavation in progress, view to the east; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 1, 23JA155-19, close-up view of excavation in progress, view to the east; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 12, 23JA155-20, removal of overburden, view to the east; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 26, 23JA155-21, close-up view of excavation in progress, view to the west; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 27, 23JA155-21, close-up view of excavation in progress, view to the west; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 21, 23JA155-22, bifaces and lithic manufacturing debris exposed in East 508, North 501 at 7.6 meters below datum, view to the south; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 23, 23JA155-22, bifaces and lithic manufacturing debris exposed in East 508, North 501 at 7.6 meters below datum, view to the south; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 5, 23JA155-23, plan view of organic stain in East 504, North 500 and East 504, North 501, view to the east; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 6, 23JA155-23, plan view of organic stain in East 504, North 500 and East 504, North 501, view to the east; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 7, 23JA155-24, view of organic stain in East 504, North 500 and East 504, North 501, view to the east; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 8, 23JA155-24, view of organic stain in East 504, North 500 and East 504, North 501, view to the east; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 9, 23JA155-25, cross-section of organic stain in East 504, North 500 and East 504, North 501, view to the east; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 10, 23JA155-25, cross-section of organic stain in East 504, North 500 and East 504, North 501, view to the east; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 32, 23JA155-26, overhead view of ochre stain exposed in East 504, North 499, view to the east; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 35, 23JA155-26, overhead view of ochre stain exposed in East 504, North 499, view to the east; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 36, 23JA155-26, overhead view of ochre stain exposed in East 504, North 499, view to the east; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 34, 23JA155-27, plan view of ochre stain exposed in East 504, North 499; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 33, 23JA155-28, ochre stain exposed in East 504, North 499, view to the southeast; October 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 8, 23JA155-29, view of block excavation, view to the east after rain; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Black and white negative 7, 23JA155-30, general view of block excavation, view to the southeast after rain; 1983, during the Blue Springs Lake Project 1983-1985 archaeological investigation in the Blue Springs Lake area, in Jackson County, Missouri.

Ceramic Artifact Photographs, Blue Springs Lake Project 1983-1985

Faunal Artifact Photographs, Blue Springs Lake Project 1983-1985

Lithic Artifact Photographs, Blue Springs Lake Project 1983-1985

Mineral Artifact Photographs, Blue Springs Lake Project 1983-1985

Photographs of lithic artifacts collected during test excavations at the Boat Ramp #1 Site (12MO314), Monroe Reservoir, 1987, in Monroe County, Indiana.

Photograph of a building material artifact collected during the archaeological reconnaissance of the proposed Brookville Reservoir area in Franklin and Union Counties, Indiana.

Photographs of ceramic artifacts collected during the archaeological reconnaissance of the proposed Brookville Reservoir area in Franklin and Union Counties, Indiana.

Photograph of a faunal artifact collected during the archaeological reconnaissance of the proposed Brookville Reservoir area in Franklin and Union Counties, Indiana.

Photographs of glass artifacts collected during the archaeological reconnaissance of the proposed Brookville Reservoir area in Franklin and Union Counties, Indiana.

Photographs of lithic artifacts collected during the archaeological reconnaissance of the proposed Brookville Reservoir area in Franklin and Union Counties, Indiana.

Photograph of a metal artifact collected during the archaeological reconnaissance of the proposed Brookville Reservoir area in Franklin and Union Counties, Indiana.

Photograph of a person at an excavation during the Buford Reservoir Sites 1951 - 1955 archaeological investigation in the Buford Reservoir area, in Hall County, Georgia.

Photograph of an excavation during the Buford Reservoir Sites 1951-1955 archaeological investigation in the Buford Reservoir are in Hall County, Georgia.

Photograph of a mound with a person on top during the Buford Reservoir Sites 1951-1955 archaeological investigation in the Buford Reservoir area in Hall County, Georgia.

Photographs of composite artifacts collected during the Burnsville Surface Collection (46BX23) N.D. archaeological investigation in the Burnsville Reservoir area, in Braxton County, West Virginia.

Photographs of ceramic artifacts collected during the Cemochechobee archaeological investigation in the Chattahoochee River area in Clay County, Georgia.

Photograph of composite artifact collected during the Cemochechobee archaeological investigation in the Chattahoochee River area in Clay County, Georgia.

Photographs of fauna artifacts collected during the Cemochechobee archaeological investigation in the Chattahoochee River area in Clay County, Georgia.

Photograph of a glass artifact collected during the Cemochechobee archaeological investigation in the Chattahoochee River area in Clay County, Georgia.

Photographs of lithic artifacts collected during the Cemochechobee archaeological investigation in the Chattahoochee River area in Clay County, Georgia.

Photographs of shell artifacts collected during the Cemochechobee archaeological investigation in the Chattahoochee River area in Clay County, Georgia.

Black and white printing plate 7, Feature 17, Excavation Unit B, Fire Basin; N.D. during the Cemochechobee Archaeological Investigations at the Walter F. George Dam Mound Site (9CLA62) 1977-1979 in the Chatahoochee River area in Clay county, Georgia.

Black and white printing plate 8, Burial 1, Excavation unit B, Pole spud removed from right hand during the Cemochechobee Archaeological Investigations at the Walter F. George Dam Mound Site (9CLA62) 1977-1979 in the Chattahoochee River area in Clay county, Georgia.

Black and white printing plate 10, Burial 26, excavation unit A, Feature 13 during the Cemochechobee Archaeological Investigations at the Walter F. George Dam Mound Site (9CLA62) 1977-1979 in the Chattahoochee River area in Clay county, Georgia.

Black and white printing plate 11, Burial 28, excavation unit A during the Cemochechobee Archaeological Investigations at the Walter F. George Dam Mound Site (9CLA62) 1977-1979 in the Chattahoochee river area in Clay county, Georgia.

Black and white printing plate 12, Feature 17, Excavation unit A, Tomb containing burials 29, 30, and 33 during the Cemochechobee Archaeological Investigations at the Walter F. George Dam Mound Site (9CLA62) 1977-1979 in the Chattahoochee river area in Clay county, Georgia.

Black and white printing plate 13, post molds in excavation unit B, Premound zone during the Cemochechobee Archaeological Investigations at the Walter F. George Dam Mound Site (9CLA62) 1977-1979 in the Chattahoochee river area in Clay county, Georgia.

Black and white printing plate 15, Unique grog tempered Lake Jackson decorated, Variety cool branch vessel, Red filmed with rim castellations during the Cemochechobee Archaeological Investigations at the Walter F. George Dam Mound Site (9CLA62) 1977-1979 in the Chattahoochee river area in Clay county, Georgia.

Black and white printing plate 16, Portions of feature 3, Excavation unit A, Pottery cache during the Cemochechobee Archaeological Investigations at the Walter F. George Dam Mound Site (9CLA62) 1977-1979 in the Chattahoochee river area in Clay county, Georgia.

Black and white printing plate 17, Burial 4, North 998 to 1000 West 993 to 994.5; March 1977 during the Cemochechobee Archaeological Investigations at the Walter F. George Dam Mound Site (9CLA62) 1977-1979 in the Chattahoochee river area in Clay county, Georgia.

Black and white printing plate 18, Burial 9, in sitting position; N.D. during the Cemochechobee Archaeological Investigations at the Walter F. George Dam Mound Site (9CLA62) 1977-1979 in the Chattahoochee River area in Clay county, Georgia.

Black and white printing plate 19, Polychrome Dog Effigy Bottle; N.D. during the Cemochechobee Archaeological Investigations at the Walter F. George Dam Mound Site (9CLA62) 1977-1979 in the Chattahoochee River in Clay county, Georgia.