Sproul Observatory, Swarthmore College Swarthmore, Pennsylvania Original Vintage Postcard

Original Vintage Postcard: Sproul Observatory, Swarthmore College Swarthmore, Pennsylvania
The Refractor has a lens 61 centimeters in Diameter with a focal length of 109 meters The telescope is used primarily for studies of the motions of nearby stars

State: PA Pennsylvania
City: Swarthmore
County: Delaware County
Type: Chrome
Unused
Published by Koppel Color Cards
Condition: Please view the product photos – we provide photos of the front and back of most items so you can see the exact condition

Product Features

  • Categories: US State & Town Views,Pennsylvania,Swarthmore
  • Type: Chrome
  • Size: 3.5″ x 5.5″ (9 x 14 cm)
  • Publisher: Koppel Color Cards

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