Floating derrick raising or lowering caisson, probably for raising barge DETROIT, November, 1916
gelatin silver print
PHOTOGRAPHSMerritt-Chapman & Scott Corporation
USA, PA, Philadelphia
circa 1916
paper
3-1/4 x 5-1/4 in.
Gelatin silver print in photograph album 2008.28.7 of Merritt-Chapman & Scott Corporation salvage operations; handwritten upper left "5855-F/ film"; floating derrick raising or lowering caisson, possibly Philadelphia, PA, circa 1916; see related photographs 2008.28.7.1240-1246; possibly related to photographs 2008.28.7.1226-1239, and 1964.660.4103, 4105, 4108, 4113 (plans for cofferdams).
2008.28.7.1244