Albert Einstein in His Home
Group of young children stand near open sewage
Philadelphia Electric Co. streetlight maintenance vehicle
City Hall
Philadelphia Auto Show in 1949
The oldest photograph of Philadelphia
STREET
MINIATURE GOLF
Police Watch a Photographer
Tuskegee Airmen
Fireman in full parade regalia
Einstein's lecture on “Theory of Relativity”
Future President Commanding General Ulysses S. Grant at the Battle of Cold Harbor
Oak Avenue in Wildwood
CHESTNUT ST
SCOTT ST.
The Star House
AVALON HOTEL
ON THE BEACH
The Wreck of Old 97
Thaddeus S. Lowe observing the battle from his balloon "Intrepid".
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