Signedstamped on left side: NEW ENGLAND TELEPHONE AND TELEGRAPH CO.
Inscribedstamped on left side: PROPERTY OF NEW ENGLAND TELEPHONE AND TELEGRAPH CO.;
above front terminals: TYPE 43N;
between bells: 1000
FunctionSignaling incoming calls to subscriber
ProvenanceJefferson Laboratory, Physics Department, Harvard University
Published ReferencesThis instrument is described in:
Thomas G. Hedberg, "Catalogue: Telephones, Phonographs and Related Instruments in The Collection of Historical Scientific Instruments at Harvard University." William Andrewes, Project Director (unpublished manuscript, President and Fellows of Harvard College and Thomas G. Hedberg, 1989. Fifth Draft), p. 89.