Baseball center comparison

Författare/Upphovsman:

Roger Smith, photographer for the Office of War Information

Kreditera:

This image is available from the United States Library of Congress's Prints and Photographs division
under the digital ID fsa.8b09630.
This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing.

Kort länk:

https://sewiki.info/b/74fa3

Källa:

Wikimedia Commons

Upplösning:

472 x 277 Pixel (99302 Bytes)

Beskrivning:

Halves of two baseballs, illustrating the composition of the balls. On the left, a traditional cork-centered ball, and on the right, a rubber-centered ball used during World War II. The rubber centers, borrowed from golf balls, were used due to wartime material shortages.

Licens:

Public domain