VINTAGE Rietz-Electro-Darmstadt slide ruler made DENMARK Org Box & Papers READ for Sale

VINTAGE Rietz-Electro-Darmstadt slide ruler made DENMARK Org Box & Papers READ For Sale

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VINTAGE Rietz-Electro-Darmstadt slide ruler made DENMARK Org Box & Papers READ:
$15.99

This is a vintage slide ruler manufactured by Rietz-Electro-Darmstadt in Denmark. It comes with its original box and papers. The slide ruler is designed for engineering and scientific calculations and is a collectible item. The box has handwritten note that it\'s never been used. It was in my grandparents things :) thanks for looking if you have any question please holler