WAX BLANK, brown (on
table)
Used for record experiments.
DISC RECORD BLANK (on
table)
Used for record experiments. Use E-1328.
MICA SAMPLES (on table) See Laboratory Notebook. Reproduce. Acquire. Use EDIS 25211/25212.
DISC MICROSCOPE (on
table)
Used for record experiments.MICA DIAPHRAGMS, (on
table)
These were made the
Edison Phonograph Works.
OPEN SHELVING (on south
section wall)
Figure 23. EDIS collection reproduce.
203
.
BOTTLES, various sizes,
labelled (on shelves)
Figure 23.
See Voucher 78, November
1910.
Clear CELLULOID RECORD
(on table)
Used for record experiments.
Reproduce. Use EDIS 23792. Use EDIS 1283
