Vintage 1968 CARDIAC Cardboard Computational Aid, BELL TELEPHONE LABORATORIES

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  • Item Category: Tools
  • Source: eBay
  • Sold Date: Oct 26, 2014
  • Channel: Auction House

VINTAGE 1968 CARDIAC CARDBOARD COMPUTATIONAL AID

A CARDBOARD ILLUSTRATIVE AID TO COMPUTATION

DAVID HAGELBARGER SAUL FINGERMAN

BELL TELEPHONE LABORATORIES

EXCELLENT CONDITION

SOME SOILING OF COVER

WE WILL COMBINE ITEMS