16
ELECTRICITY.
£ s.
Complete set of apparatus, for the analysis of soils, with tests, &c. as described by Sir H. Davy,
Bart..8 8
Apparatus, for a course of experiments on the gases
.£5 to 25 0
Brande’s apparatus, for the analysis of mineral waters,
with tests, &c. complete . . , .7 10
Dr. Wollaston’s pocket blowpipe apparatus, for the
examination of minerals . - £2 10s. to 3 3
Complete set of blowpipe apparatus, arranged in case, with fluxes of the greatest purity, according to Children’s translation of Berzelius on the blowpipe . . • . . £3 10s. to 12 12
Test chests, with from 6 to 60 bottles, filled or unfilled .£1 to 20 0
An assortment of the purest chemicals, tests, and reagents, kept constantly ready for sale .
Philosophical instruments, made from drawings, or as described by the different writers, upon a large or small scale ......
ELECTRICITY.
Cylinder electrical machines, for experimental purposes . . . . . £2 10s. to 6 10
Ditto, larger, with positive and negative conductors
. . . . . . . £6 to 16 0
Cylinder machines, with apparatus, for medical use,
packed in a case . . . £3 10s. to 18 0
Twelve inch plate machine, for medical use, with and
without apparatus . . . £6 6s. to 8 8
Eighteen inch ditto, ditto . . £7 17s. 6d. to 12 12
Twenty-four inch ditto, ditto . . £11 11s. to 18 0
d.
0
0
0
0
0
0
0
0
0
0
0
0