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Division of Work and Industry Lantern Slide Collection
12-18 A wooden bridge diagram
12-15 St. Mary's Viaduct elevation of truss
Pterisanthes polita M.A. Lawson
Deschampsia cespitosa subsp. glauca (Hartm.) Hartm.
Modjeski and Masters Company Records
Vancouver Bridge, resident engineer force
#25, Willamette Bridge, plant used on the Willamette Bridge, interior of the power barge engine room
#26, Willamette Bridge, interior engine room, pressure barge
Delaware River Port Development Plan
Testing (album of Engineer Clement E. Chase)
Memphis Bridge, general plans (George S. Morison, chief engineer)
Studies by O.H. Ammann, consulting engineer
Studies by Sterling Johnson, engineer
T.P. Kuo, engineer, Suppression of Vibrations in Suspension Bridges
Manhattan Bridge (in the Engineering Record)
Mississippi River Highway Bridge, Engineering and Economic Studies
Frederick Snare Corporation, contracting engineers