James Dewar

MS & printed

Notebook with black cover, 6¼" x 7¾". includes:

pp.1-9 Notes for lecture experiments [by W.J.Green].

pp.10-11 Refractive indices [W.J.Green]

pp.12-13 fogs, clouds & lightning - lecture experiments[Green]

p.13 hydrogen thermometer, nitric oxide thermometer [Green]

pp.14-25 breaking strains of metals - effect of cooling [Green & Dewar]

pp.26-62 phosphorescence: low temperature studies

pp.62-3 6 Aug.1894: "First real trial of the large apparatus with hydrogen".

pp.63-4 metals: thermo-electric experiments

pp.65-7 9 & 14 August: experiments with hydrogen containing 10-12% nitrogen.

pp.67-69 21 Nov.: comparison of physical condition of chemical and atmospheric nitrogen.

pp.70-73 27 Nov: comparison of properties of liquid condition of N from air and from NO2.

pp.74-6 29 Nov: repeat of experiments with bulbs of N.

pp.77-9 5 & 12 Dec: nitrogen experiments

pp.80-83 20 Dec: examination of samples of gas from liquid air; spectra.

pp.84-92 Jan. 1895 further nitrogen experiments

pp.93-4 26 Feb. 1895 "worked H apparatus for 5 hours" - study of liquid air accumulation. Comparison of 3 vacuum test tubes exhausted at same time

pp.94-6 22 March 1894[?5]: experiments on condensation of Hg vapour. Weighing of solids in liquid O.

p.97 comparison of celluloid films cooled for 1-2 hours in liquid O with uncooled film

p.98 heat conveyed by Pt; condensation of Br vapour

pp.98-102 density of ice

p.103 test of new iron bottle

pp.103-7 liquid and solid air and nitrogen

pp.108-9 use of big apparatus to test L.A. accumulation; 5 Aug.

pp.110-17 further L.A. experiments, including thermal transparency of cooled glass

pp.118-9 8 Oct: use of large Hg vacum vessel to see Whether liquid O could be obtained by expansion of compressed gas cooled to -79

pp.119-21 same experiment with H.

pp.121-2 tests of new Flasks

pp.122-4 25-29 Oct: regenerator coil experiments

pp.124 tests on new flasks

pp.125-140 regenerator coil experiments

pp.141 11 Feb. 1896: hydrogen regenerator jet.

pp.142-3 phosphorescence

pp.144-52 1897-8: liquefaction of gases

Loose pages of notes on phosphorescence; thermo-electric experiments; apparatus. Cutting from J.Industrial & Engineering Chemistry, 1916: Some studies of soap solutions, by Victor Lenher and Mary V.R.Buell.