Archive of Collections

Details and Image

TypeModel No.MakerCountryConstruction
DateScale LengthArea of Use
Ford #112-100B Reliability Computer
Perrygraf for Ford USA
c. 198810.2 cm x 23.5 cmReliability Engineering

Notes: 1) Used to calculate reliability confidence based on the number of tests and the number of failures 2) Revere side is used to calculate total reliability of the system based on the reliability of the subsystems. 3) Note the slide rule was prepared by General Dynamics Corporation

Image 1

Image 2