Description
Reference code
VC703-B07-i703159
Name and location of repository
Level of description
Item
Title
Alt's Micro-telephone, ca. 1906
Date(s)
Extent
Microphone & battery: 6.5 in long. (17 cm.). Microphone is 3" diameter. 7 cm.). Earpiece is 2.5" diameter. (6 cm.)
Scope and content
One microphone, an earphone and one battery within the main part, with a cord leading to the microphone and earphone. Brown in color, hinge on microphone to allow for positioning on table to allow the battery to lie flat and the microphone directed at the source of the sound.
System of arrangement
Tray 1
Conditions governing access
The collection is open and accessible for research.
Technical access
Conditions governing reproduction
Preferred Citation:
Item description, Reference Code, Bernard Becker Medical Library Archives, Washington University in St. Louis.
Languages of the material
Scripts of the material
Language and script notes
Finding aids
Custodial history
Immediate source of acquisition
1984.001.0158
Appraisal, destruction and scheduling information
Accruals
Existence and location of originals
Existence and location of copies
Related archival materials
Related descriptions
Specialized notes
Alternative identifier(s)
Variant Control Number
VC703159