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[?G.Ansdell]

Catalogue reference: DEWAR/DB5a/1

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This record is a file about the [?G.Ansdell] dating from 1878-9.

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Full description and record details

Reference
DEWAR/DB5a/1
Title
[?G.Ansdell]
Date
1878-9
Description

Laboratory notebook MS

Notebook, 7" x 9", soft black cover, spine broken, of rough laboratory notes. Includes:

p.1 calculations; Cailletet's values for tensions

p.2 notes on galvanometer

pp.3-5 experiments with Cailletet apparatus

p.6 correction of manometer on Cailletet apparatus

pp.7-22 experiments with Cailletet apparatus, including determination of density of CO2, and liquefaction of nitrous oxide.

p.23 calibration of Cailletet tube

p.24 liquefaction of mixture of CO2 and N2O

p.25 calibration of Cailletet tube for determining specific gravity of CO2 at different temperatures

p.26 specific gravity of CO2 at 21°C

pp.27-31 density of CO2.

pp.32-38 density of liquid CO2.

pp.39-40 blank

pp.41-68 density of liquid CO2.

pp.69-71 blank

pp.72-4 calibration of capillary tube

pp.75-94 readings and densities obtained from tube

p.95 densities obtained from narrow tube

pp.96-104 calibration of capillary tube for use as air manometer

pp.105-33 CO2 liquid density

p.133 tensions of liquid CO2 at different temperatures

p.134 densities from narrow tube

p.135 CO2 liquid density

pp.136-50 compression of liquid CO2.

pp.150-51 determination of coefficient of compression of liquid CO2 at different temperatures

p.152 average coefficients of compression of CO2 liquid at different temperatures.

p.153 comparison of his own liquid CO2 tensions with those obtained by Andrews.

p.154 blank

pp.155-6 calibration of tube and reservoir to be used for CO2 1 Nov. 1878

pp.157-60 compression of liquid CO2 4 Nov.

p.161-3 experiments to test purity of CO2 6 Nov.

p.164 coefficients of compression of liquid CO2 at different temperatures, the pressure being constant

p.165 experiments to test purity of CO2, using same tube as on p.161.

p.166-7 coefficients of compression of liquid CO2 at different temperatures, the pressure being constant

p.168 coefficients of compression of liquid CO2 at different temperatures and pressures, the volume remaining constant.

p.169 coefficients of compression at points on a horizontal line drawn through the iso-thermals, the initial volume being the same.

pp.170-7 experiments on the compressibility of water, made in the capillary tube used in the last liquid CO2 compressions, to find out how much was due to the expansibility of the tube; beginning 25 Nov. 1878.

p.178 comparison between Grassi's coefficients and his own.

pp.179-83 blank

pp.184-87 liquefaction and compression of acetylene, Feb. 1879.

pp.188-9 determination of critical point (acetylene).

pp.190-1 blank

pp.192-9 density determinations of liquid acetylene

p.200 18 Feb. 1879: re-erection of manometer and acetylene tubes

pp.201-4 density determinations of liquid acetylene

pp.205-6 blank

pp.207-11 compression of liquid acetylene at different temperatures 19 Feb. 1879.

p.212 air manometer for low pressures; 25 Feb. 1879

p.213 tensions of liquid acetylene at different temperatures; 25 Feb. 1879.

pp.214-5 coefficients of compression of liquid acetylene at different temperatures, the pressure being the same.

p.215 coefficients of compression at different temperatures and pressures, the volume remaining the same (liquid C2H2 and C6 H6 at different temperatures; coefficients of

p. compression at different temperatures but the same initial volume

pp.217-29 blank

pp.230-5 experiments to see if CO2 gas could be obtained free from air

p.236 blank

p.237 sensitiveness of kilogram balance

p.238 note of contents of volume

Held by
Royal Institution of Great Britain
Language
English
Physical description
238 pp
Record URL
https://beta.nationalarchives.gov.uk/catalogue/id/0d90d1e1-f5bc-4a9f-8950-c71fbd2af5ec/

Series information

DEWAR/Box DB5a

Low Temperature Work

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37,271 records

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Within the fonds: DEWAR

Papers of James Dewar

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Within the series: DEWAR/Box DB5a

Low Temperature Work

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[?G.Ansdell]