Search results

Type of object

• Image (150) + -
• Finding Aid (6) + -

Source

• Allegheny Observatory Records, 1850-1967 (39) + -
• Pennsylvania Railroad Glass Plate Negative Collection, 1907-1917 (29) + -
• Robert G. Pflaum Slide Collection, 1910-2000 (25) + -
• Joel B. Levinson Photographs, 1950-2006 (22) + -
• Pittsburgh & Lake Erie Railroad Company Photographs, 1886-1972 (21) + -
• Pittsburgh & Lake Erie Railroad Company Photographs, 1886-1972 (11) + -
• Charles Richardson Photographs, 1952-1954 (1) + -
• Pittsburgh City Photographer Collection, 1901-2001 (1) + -
• Urban League of Pittsburgh Records, 1915-1963 (1) + -

Creator

• Allegheny Observatory (37) + -
• Pennsylvania Railroad (29) + -
• Pittsburgh and Lake Erie Railroad Company (28) + -
• Pflaum, Robert G. (25) + -
• Levinson, Joel B. (22) + -
• Pittsburgh and Lake Erie Railroad Co./P. E. Berlin (3) + -
• F. C. Jordan/Allegheny Observatory (1) + -
• Frank Jordan/Allegheny Observatory (1) + -
• Pittsburgh Post-Gazette (1) + -
• Pittsburgh and Lake Erie Railroad Co./G. E. Meyer (1) + -

• Richardson, Charles (1) + -

Subject

• Pennsylvania (52) + -
• Pittsburgh (Pa.). (47) + -
• Pittsburgh. (41) + -
• Pittsburgh (38) + -
• Railroads (31) + -
• Brunot Island (28) + -
• Brunot Island (Pa.). (28) + -
• Design and construction. (28) + -
• Employees. (28) + -
• Railroad bridges (28) + -

• cataloging in progress (25) + -
• Industrial buildings (19) + -
• Rivers (18) + -
• Buildings (17) + -
• Ohio River. (17) + -
• Men (13) + -
• Astronomical instruments (12) + -
• Railroad trains (12) + -
• Telescopes (12) + -
• Dwellings (10) + -

Location

• Observatory Hill (Pittsburgh, Pa.). (31) + -
• Pennsylvania (6) + -
• Pittsburgh (5) + -
• Observatory Hill (Pittsburgh, Pa.) (3) + -
• Golden Triangle (Pittsburgh, Pa.) (2) + -
• Oakland (Pittsburgh, Pa.) (2) + -
• Braddock (Pa.) (1) + -
• Clairton (Pa.) (1) + -
• East Pittsburgh (Pa.) (1) + -
• Highland Park (Pittsburgh, Pa.) (1) + -

• Hill District (Pittsburgh, Pa.) (1) + -
• Monongahela River (W. Va. and Pa.) (1) + -
• Squirrel Hill (Pittsburgh, Pa.) (1) + -
• West Mifflin (Pa.) (1) + -

Copyright Status

• unknown (127) + -
• copyrighted (22) + -
• pd (1) + -

Publication Status

• unknown (149) + -
• unpublished (1) + -

Collection

• Allegheny Observatory Records (39) + -
• Pittsburgh and Lake Erie Railroad Company Records (32) + -
• Pennsylvania Railroad Photographs (29) + -
• Robert G. Pflaum Photograph Collection (25) + -
• Joel B. Levinson Photographs (22) + -
• Charles Richardson Photographs (2) + -
• Pittsburgh Theatre (1) + -
• Urban League of Pittsburgh Records (1) + -

Date