About
Title
Railroad bridge at 21st and Allegheny Ave., Philadelphia, PA
Subject
- Civil engineering--Study and teaching
- Railroad bridges
- Lantern slides
Description
Glass lantern slide of a black and white photograph of an elevated railroad bridge crossing Allegheny Ave. at 21st St. in Philadelphia. Rail tracks are also seen running down 21st St. Both streets are lined with power lines and factory buildings are seen in the distance. Used to illustrate the course "Civil Engineering Structures" which was taught between 1893-1950 at the Wagner Free Institute of Science, Philadelphia, Pa.
Location Covered
Philadelphia (Pa.)
Original Format
Lantern Slides
Contact
Wagner Free Institute of Science Library & Archives. 1700 W Montgomery Ave. Philadelphia, PA 19121. Contact the Library at 215-763-6529 x12 or library@wagnerfreeinstitute.org
Contributing Institution
Wagner Free Institute of Science
Sponsorship
This Digital Object is provided in a collection that is included in POWER Library: Pennsylvania Photos and Documents, which is funded by the Office of Commonwealth Libraries of Pennsylvania/Pennsylvania Department of Education.
