Artifact Details

Title

Needle Telegraph

Catalog Number

102712613

Type

Still image

Identifying Numbers

Other number #1920 Verso
Other number 2F46 Verso

Dimensions

overall: 7 in x 9 in

Description

B&W view of Needle Telegraph. This device consists of a circular dial with letters and numerals and a needle pointer. On the left is a meter of some type and a switch with handle to select K, T, Z. The numberal 23 is below a pushbubtton.
Verso in German: " Zeigertclegraph, 1847" "Bildarchiv W.-v.-Siemens-Institut, Munchen"

Category

Identification photograph

Lot Number

X7413.2015
 

Related Records

102712614 Needle Telegraph