Artifact Details

Title

Early Calculating Devices - Philipp Mathus Hahn

Catalog Number

102704307

Type

Still Image

Description

Black and white image. Has two images. Top one is a portrait of Philipp Mathus Hahn. The bottom one is of a round calculating device.
Labelled "Hahsdn maschine:

Dimensions

overall: 5 in x 4 in

Category

Photograph

Credit

Courtesy of Gwen Bell

Lot Number

X7413.2015