Search Collections

Search Tips

2 result(s) for "Pittsburgh Consolidation Coal Company photographs and other materials / Series 2: Photographs / 2.3: Glass Plate and Film Negatives / 2.3.4:
Search term: "Pittsburgh Consolidation Coal Company photographs and other materials / Series 2: Photographs / 2.3: Glass Plate and Film Negatives / 2.3.4: Topic: Civil engineering Clear All
Archival Collection

Cummings Structural Concrete Company Records

Creator
Cummings, Robert A., 1866-1962
Names
American Society of Civil Engineers.
Identifier
NMAH.AC.0218
Archival Collection

Modjeski and Masters Company Records

Creator
Modjeski and Masters
Collector
National Museum of American History (U.S.). Division of History of Technology
National Museum of American History (U.S.). Division of Mechanical and Civil Engineering
Names
Masters, Frank, 1883-1974
Modjeski, Ralph, 1861-1940
Interviewer
Vogel, Robert M.
Identifier
NMAH.AC.0976