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A Third of a Century of DeZeng Instrumentation
ARCHIVAL ITEMS
pamphlet; photocopy
DeZeng Standard Co; Sheard, Charles
North America: USA
1923
paper
overall: 210 mm x 140 mm

Pamphlet (modern reproduction of orginal from 1923) describing the scientific and mechanical contributions of Henry L. DeZeng to the domain of eye, ear, nose and throat diagnostic instruments. Featured instruments include: ophthalmoscopes, retinoscopes, phorometers, phoropters and muscle testing devices, corneal microscope, universal transilluminator, rotary cross-cylinder unit, electric otoscope, schematic eye, books and charts, fundamental and basic ideas contributed. 47 pages, stapled. Includes illustrations of the company's latest products.


1998.416

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