mixed shellac and other chemicals for Edison 1910 as
part the phonograph record experiments. this time much his work was related the
storage battery project and examined and analyzed the electrolytic solution
used experimental and production batteries.
206
.Table Testing.
MORTAR and PESTLE (on
table)
Figure 29.
TEST TUBE RACKS, (on
table)
Used for testing.
Use EDIS 3401 and EDIS
3402.618 also made special
solutions order. Testing and analysis was important part the work the
chemical laboratory.
618 Requests for tests Storage Battery folders found 1911 and 1912. Use EDIS 2872 and EDIS
collection reproduce. early 1888
Reginald Fessenden found that good deal analytical work" was carried out in
Building 2.
819 Edison note, April 27, 1910, Notebook N-09-04-20. Use EDIS 6805. ranged from making tests experimental solutions to
find their chemical compositions analyzing samples ore.
HYDROMETERS, (on
table)
Used for testing.
Ignatius Goldstein was charge this table. Use EDIS 29218.616 This table contains the racks test tubes which contained
solutions analyzed, the stands and bunsen burners heat solutions, and
the equipment measure capacity, specific gravity and acidity.
BUNSEN BURNERS, (on
table)
Standard laboratory
equipment.617 was Edison’s analytical
chemist during this period.619
Object and Location Evidence Recommendation
Table 1
LAB TABLE with RACK (in
place)
Figure 29.
EDIS collection.
616 Fessenden, 'The Inventions Reginald Fessenden," Radio News (August 1925), 237,
817 Laverty correspondence Historian’s Notes 68, 90, and 95, annotation figure 29.
TROEMNER BALANCE (on
table)
Used for testing. Use EDIS 380. Use EDIS 7851 and EDIS
7853.
STANDS (on table) Standard laboratory
equipment
