dry pile battery
Datecirca 1915
Inventory Number0465
ClassificationDry Pile
Subject
Maker
American
?
User
Department of Physics, Harvard University
founded 1884
Place of Use
Dimensions10.9 × 22.8 × 4.2 cm (4 5/16 × 9 × 1 5/8 in.)
Material
DescriptionA dry pile battery made up of 22 packages of 45 disks each, approximately 1000 v. Contained in a glass tube, with hard rubber and metal ends. The instrument was part of larger apparatus.
Signedunsigned
Curatorial RemarksThis instrument is from a group returned to Harvard at the time of Charles Lanza's death, 1968.
FunctionFor the calibration of an electrometer x-ray.
ProvenanceFrom the Department of Physics, Harvard University.
George Gilbert Rakestraw
Date: 1878-1905
Accessories: microscope in its box (2004-1-0339b) ; bullseye condensers (2003-1-0339c,d); mineralogy books (in the CHSI library)
Object number: 2004-1-0339a
Date: 1890-1930
Object number: RS0501
