[Counting chamber with Thoma ruling] [realia] : 5294.2, 6480, 1879, 6463, 6458, 88.39.6, 8129 / designed by Richard Thoma.

ArchivalResource

[Counting chamber with Thoma ruling] [realia] : 5294.2, 6480, 1879, 6463, 6458, 88.39.6, 8129 / designed by Richard Thoma.

1 counting chamber : glass ; 7.6 x 3.3 x .3 cm.

Related Entities

There are 2 Entities related to this resource.

Thoma, Richard, 1847-1923

http://n2t.net/ark:/99166/w6sv0j6w (person)

Carl Zeiss and Company.

http://n2t.net/ark:/99166/w63838kk (corporateBody)