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Vintage Germany  Aristo 0968 DBGM slide rule, Aristo 1367, 

Tabelle A, Okt 1962, Dennert & Pape Aristo Werke Hamburg

plastic holder included

Shipping with tracking number!!!!

Please see the photos for dimensions ( the ruler is in centimeters, 2.54 cm= 1 inch)

Happy bidding!

We combine shipping !!!