Artifact Details

Title

Railroad tabulating machines

Catalog Number

102734227

Type

Document

Description

These folders include at least one report authored by McPherson.

Date

ca. 1921-1932

Publisher

Tabulating Machine Co.; International Business Machines Corporation (IBM)

Category

Technical Paper or Note; Promotional Material; Specifications

Collection Title

John C. McPherson collection

Series Title

Technical papers and articles

Credit

Gift of Ray Polivka

Lot Number

X3853.2007