Faber-Castell 1/61/361



Front without slide


Length 29 cm
Number of scales 6
Country of origin UK
Country of manufacturing Germany
Year of manufacturing 1936
Status of the slide rule Normal signs of use
Material of the slide rule Celluloid on wood
Status of the box Heavily damaged
Status of the manual None
Collection number 140
Further comments This is an English version of the 1/61/361 with an inch-scale on the top.


 Last updated: 04-09-2009