The object consists of the slide rule and case. The initials C-C-J- are on the case and on the slide rule. Johnson CC 69 is stamped inside the lip of the cover.
Manufacturer
Dennert & Pape
Place Manufactured
Germany
Identifying Numbers
Model number
0970
Other number
S064
Donor's ID number for rule
Dimensions
overall: 3/8 in x 13 1/8 in x 2 1/4 in; overall: 1 1/2 in x 14 in x 3 in
