Each chemical organic substance
might the end product series complex transformations.W.
Object and Location Evidence Recommendation
Table 4
LAB TABLE with RACK (in
place)
Physical evidence.
218
.631
The chemicals this table 1914 suggest that Lancaster experimented with
dissolving shellac part the process making the solvents.630
n annotated copy Henry Watts, Dictionary Chemistry (London: Longman’s, 1883), vol.
This was delivered Petit solvent use his experiments shellac.
1-24 laboratory horary.
EDIS collection. IV, pp.
According Laverty, H. Use EDIS 348.
BUNSEN BURNERS, (on
table)
Standard laboratory
equipment.
TRIPOD (on table) Standard laboratory
equipment.Table Materials for Records. Phonograph records contained wide variety
of different chemicals and organic substances.
Round-bottom FLASKS, (on
table)
Standard laboratory
equipment. r
631 Notebook N-10-09-29.
BEAKERS, small (on table) Standard laboratory
equipment. Lancaster was work this table chlorinating
naphthalene make substances such tetrachlornapthalene dissolve shellac. this table an
experimenter was involved mixing some the substances used records, such
as oleic acid, and producing intermediate substance, based naphthalene,
which was used solvent preparing solutions record materials, including
shellac.
EDIS collection.
Use EDIS 7099 and EDIS
7098.
Use EDIS 6154 and EDIS
collection
