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