Dennert & Pape Eisenbeton



Front without slide

Back of the slide


Length 27 cm
Number of scales 12
Country of origin Netherlands
Country of manufacturing Germany
Year of manufacturing 1922
Status of the slide rule Normal signs of use
Material of the slide rule Celluloid on wood
Type of cursor Metal with glass
Status of the box Normal signs of use
Type of box Red carton
Status of the manual None
Collection number Sold again
Further comments This is a very rare Eisenbeton slide rule of Dennert & Pape. I have not been able to find this particular type anywhere on the Internet.




 Last updated: 21-02-2010