View of Hospitalier Ondograph
Type of document (medium)
2D digitizing
Creator
Date available
1917
Format
image/jpeg
Extent
2460 × 1636 px
File size
406 KB
Description
André Blondel’s galvanometric oscillograph, invented in 1893
Source
Bibliographic citation
Hawkins, Nehemiah. Hawkins Electrical Guide. Volume 6. New York: T. Audel & Co., 1917. 1851.
Rights
Public domain
License
Identifier
ark:/17444/77980b/4690
Record last modification date
2022-10-11
2022-11-07
