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oct 7, 1956 - First radio in football helmet

Description:

To avoid more substitutions John Campbell and George Sarles added a radio transmitter in the helmet

Added to timeline:

Timeline of the american football helmet

ByRickey Arionus

5 Dec 2018

1

0

1697

Date:

oct 7, 1956

Now

~ 68 years ago

Images:

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