George Schwarz Naval History and Heritage Command No description specified. 1-3 (3 Records) Documents Cheap ROV-based Photogrammetry Survey Methodology (2023) Paddlewheels Ahoy! Archaeology of the Oldest Existing Steam Propulsion System (2023) Rebirth of the Schooner Royal Savage: Documenting and Interpreting Disarticulated Ship Remains from the American Revolutionary War (2018)