Description
Reference code
VC703-B66-i703052
Name and location of repository
Level of description
Item
Title
Double parabolic ear trumpet, 19th century
Date(s)
Extent
14.5 in. long. (37 cm.) extended. ca. 8" long collapsed. Receptor is 3.25" diameter
Scope and content
Nickel plated double parabolic trumpet collapsible device. The design features two opposing parabolic balls with a long earpiece extending from the smaller ball within the receptor part. The main body is very long and contains three sections that collapse into each other. The earpiece section curves slightly and contains a vulcanite eartip.
System of arrangement
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
1984.001.0052
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
VC703052