Michael F. Rondeau, Associate Environmental Planner No description specified. 1-1 (1 Record) Documents Second Addendum Archaeological Survey Report for the Proposed East Sonora Bypass on Highway 108 Near Sonora, California (10-TUO-108, P.M. R2.0 / R4.5, 340410, P.M. R4.5 / R6.9, 340400). (1991)