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