James Dewar

MS; H.J. Orchard & Dewar

Laboratory notebook, 7¼" x 9", hard brown cover. Includes

p.1 latent heats calculated and observed

p.2 diagram of mirror and spectroscope; estimates of solar temperature

p.3 drawing of Bunsen's explosion apparatus; diagram showing ratio of saturated vapour to liquid in hydrochloric acid gas.

p.4 chart giving ratios between saturated vapour and liquid volume of HCl gas at different temperatures.

p.5 benzol diagrams

p.6 solar and stellar spectra; coloured spectra of metals (no diagram)

p.7 carbonic acid; dissociation

p.8 composition of carbonic oxide flame; diagram of apparatus for sucking gases from flame

p.9 diagram: carbonic oxide flame; diagram: dissociation of water.

p.10 radiation experiments

p.11 list of experiments; diagram of apparatus for density experiments

p.12 curves of various compounds (densities)

p.13 vapour densities

p.14 densities of petrachloride of phosphorus

p.15 list of experiments; diagram of apparatus for radiation experiments.

p.16 table of processes

p.17 production of nitrites; chlorine densities

p.18 curve of tension and dissociation of phosphorus, cyanic acid and mercury

p.19 Christmas course: Atoms, 1880-81. Diagram of Fouchault's pendulum; drawing of sand figures from pendulum

p.20-21 21 April 1882: notes for Friday Evening discourse on Deville; figure of the sun (Siemen's theory)

p.22 chemical decompositions; table of elements

p.23 mendelejeff's grouping of the elements

p.24 table of elements known at the present time

p.25 composition of the earth's crust; list of elements known 100 years ago.

p.26 refractive indices

p.27 dispersion

p.28 standard ultra violet lines (Mascart)

p.29 incident light normal to surface

p.30 spectrum of sum; light reflected by glass at different angles of incidence.

p.31 absorption by solar stmosphere

p.32 rate of pulsation of rays; refractive index of a liquid

p.33 ultra violet - sun spectrum (Mascart & Corner); deviation, depression and transmission of prisms.

p.34 light researches: list of observers

p.35 refractive indicies and coefficients of dispersion for benzol etc.; diagram - passage of ray through prism.

p.36 table of opacity and transparency of rock salt etc.

p.37 formulae for dispersion

p.38 curves of spectroscopes

p.39 list of molecular refractions

p.40 heat spectrum phosphorescence (Berquerel)

p.41 curves of ditribution of energy in sun's spectrum (Langley)

p.42 limit of spectrum colours; group of E in solar spectrum

p.43 spectra of hydrogen, lithium, magnesium and chromophase substance, with ratios of wave-length.

p.44 solar radiation

p.45 light radiation from platinum

p.46 drawings: improved form of Sprengel pump, Soret's fluorescent eyepiece

p.47 drawing of apparatus; notes on relative velocities

p.48 formation and decomposition of cellulose

p.49 palladium, hydrogen and occluded hydrogen; tension of hydrogen

p.50 thermoelectric relations of hydrogenium; specific heats

p.51 drawing of automatic prism adjustment

p.52 soap bubbles

p.53 Plateau's wire figure; drawing of apparatus for experiment of arc in gases.

p.54 notes: arc in gases

p.55 influence of pressure on reaction between carbon and hydrogen (Berthelot); synthesis of hydrocyanic acid and acetylene.

p.56 composition of acetylene gas medium at different times

p.57 synthesis of hydrocyanic acid and acetylene

p.58 acetylene: spectrum; synthesis

p.59 titles of works (heliodoros etc.)

p.60 elements and symbols of earth, water, air and fire

p.61 periods of chemical history

p.62-3 symbols - metals and related planets; abracadabra etc.

p.64 list of ancient authors (Hermes etc)

p.65 pressure of liquid oxygen; drawing of apparatus

p.66 production of ozone

p.67 volume/temperature graph (?ozone)

p.68 Leeds apparatus for ozone

p.69 table of boiling points below freezing point of water

p.70 effect of pressure on air; range of temperatures

p.71-2 temperatures & pressures: critical points.

p.73 drawing of apparatus; thermal effects of compression

p.74 table of temperatures and pressures of gases; formulae of fluid volumes.

p.75-6 formulae of gaseous laws, including diagram

p.77 density of gases in liquid carbon dioxide

p.78-84 gaseous compounds; production of molecular condensation; specific gravity.

p.85 general formulae of gaseous laws; velocities of gases

p.86 velocities of spheres and of molecules

p.87 pressure/volume diagram (Virral); movement of carbonic acid in air.

p.88 drawing of diffusion apparatus; relation between electric current and work, heat etc.

pp.89-90 thermal values

p.91 equivalents of electricity per molecule of salt

p.92-3 graphic formulae of the isomeric C3H12.

p.94 number of isomeric hydrocarbons

p.95 headings only - liquid gases.

p.96 liquid oxygen; temperature of space

p.97 drawing of apparatus (?compression pump).

p.98 range between critical point and boiling point

p.99 effects of natural gas and coal gas with different relative volumes of gas to air; gases - heat, evaporation

p.100 exports of petroleum and its products from the United States in 1883.

p.101 analysis of natural gas fuel in the environs of Pittsburgh

p.102 barometric pressure, altitude and temperature; heights of clouds.

p.103 interior of the earth - density.

p.104 elementary substances found in meteorites

p.105 section showing atmosphere and below sea level

p.106 diagram: path of meteors

p.107 gases of meteorites; meteoric irons

p.108 density of meteorites; meteoric stones

p.109 components of Alfranello meteorite

p.110 constituents of meteorites

p.111 volcanic products; velocities

p.112 relation between velocity in air and temperature; nomenclature.

p.113 chemical & electro chemical equivalents

p.114 comparison of measure of electric current strengths; drawing of Cowles electric furnace.

p.115 weight and tensile strength of metals; compression produced by moving spherical body.

p.116 graphite

p.117 chemical action of liquid oxygen; apparatus for measuring the velocity of light (Fizeau)

p.118 light researches - list of researchers with dates of major observations.

p.119 spectra of hydrogen, nitrogen, oxygen etc; diagram of apparatus for hydrogen reversal

p.120 families of elements; drawing of hollow carbon tube heated by arc.

p.121 ozone apparatus

p.122 headings only - spectra; hydrogen flames

p.123 fermentation by pure elliptic yeast; total atmospheric luminosity

p.124 solar radiation; relative chemical stablity

p.125 composition of sea water; world's production of soda, 1883.

p.126 raw materials of the alkali trade, 1886; diagram - products of pyrites and nitrate of soda.

p.127 reactions of ammonia soda process; chlorate manufacture; apparatus for showing gaseous phosphorescence, 8 June 1888.

p.128 evaporation and condensation

p.129 symbols for cloud forms; description of cloud forms

p.130 untitled diagrams

p.131 rate of falling of fine particles in air; sun power.

p.132 formation of cloud; total ponderable mass of atmosphere; drawing of steel tube for spectroscopic work

p.133 derivatives from methane.

p.134 oxidation - ammonia hydrate; types - hydrofluoric, ammonia, methane

p.135 list of papers by Joule.

p.136 joule's values of the mechanical equivalents of heat

p.137 list of Joule's joint investigations; list of methods of determining the mechanical equivalents of heat.

p.138 thermal effects of fluids in motion; temperature of body moving through the air

p.139 list of different kinds of energy; simultaneous synthesis of water and hydrochloric acid.

p.140 synthesis of HCl in presence of oxygen; velocity of flame propagation.

p.141 velocity of explosive wave

p.142 diagram of electrical circuit.

p.143 velocity of explosive wave; pressure from explosions.

p.144-5 gases - flame of bunsen at different heights.

p.146 temperature of ignition of gases

p.147 flames

p.148 time required to reach maximum pressure in explosive mixtures.

p.149 list of explosives; temperature of explosive gas mixtures; temperature of detonation.

p.150 dates of discovery of explosives; percentage composition of nitro compounds.

p.151 heat and volume of gas evolved during explosion; energy of explosives.

p.152-3 heat: general sources; diffusion; actions of heat

p.154 radiation; successive actions of heat on solid compound body.

p.155 temperature & heat - definitions, instruments for measuring; capacity for heat

p.156 linear and cubical expansion; fusing points; boiling points.

p.157 latent heats: fusion, evaporation.

pp.158-9 Flames

p.160 flames; absorption of carbonic oxide & other gases

p.161 energy of radiation; laws of radiation.

p.162 spectra of solids; elements in sun according to number.

p.163 elements in sun according to intensity; doubtful elements and elements not in solar spectrum.

p.164 elements in solid crust and in ocean.

p.165 chemical work of Faraday; organic research.

p.166 latent heat of vaporization of liquid CO2

p.167 critical density

p.168 magnetic relations of gases - Faraday & Becquerel.

p.169 curve of vapour pressures - nitrogen & oxygen.

p.170 refractive indices of liquid gases; pressure of mercury vapour; radiation at low temperatures.

p.171 specific resistance of alloys, metals and carbon.

p.172 blank

p.173 drawings of apparatus

pp.174-5 atmosphere; composition of air.

pp.176-7 thermal relations of moist air; correlation of pressure and elevation in the atmosphere.

p.178 drawings of the earth's calms (Thomson 1857 & Ferrel 1889); curve of pressure & height in the atmosphere.

p.179 list of discoveries about the air; breaking stress

p.180 thermal transparency; apparatus used with liquid oxygen.

p.181 coefficients of compressibility - liquids & gases

p.182 density of gases; Wiedemann - phosphorescence.

pp.183-4 phosphorescence (Darwin & Becquerel)

pp.185-6 list of papers by Dewar, 1878-1894.

pp.187-90 list of papers by Wroblewski

p.190-1 critical constants of hydrogen (Wroblewski); apparent density of liquid oxygen; density of liquid oxygen at its boiling point.

p.192 drawing of apparatus; heat cooled by compression of gases.

p.193 adiabatic expansion of hydrogen; rate of discharge through needle hole at different pressures. 1896

p.194 critical temperatures & pressures, 1896; apparatus.

p.195 new metallic carbides.

p.196 physical constants of liquid oxygen.

p.197 dielectric constant of liquid oxygen - apparatus.

p.198 wave lengths - oxygen gas and liquid (Liveing & Dewar).

p.199 vapour pressures

pp.200-2 electrical resistance of metals & alloys.

p.203-4 aerophile, 18 Feb. 1896 - analysis of sample of air taken at 15500 metres; boiling points of benzol, toluol, aniline, methane, aldehyde and ethane compounds.

p.204-5 drawing of apparatus for liquefaction of fluorine.

p.206 Halogens

p.207-8 air vacuum - exhaustion experiments

p.209-10 diagram of Pictet's results; drawings of apparatus

p.211 Platinum resistance thermometer; physical constants of liquid hydrogen and oxygen.

p.212 critical temperatures and pressures of gases; absolute temperatures at different heights.

p.213 vapour pressures at boiling point of hydrogen; drawing of apparatus.

p.214 temperature/resistance curve for air; diagram of apparatus.

p.215 new constituents of the atmosphere; physical constants of liquid hydrogen.

p.216 vapour pressure of liquid gases; molecular velocity and weight.

p.217 determinations of boiling point of hydrogen

p.218 drawings of apparatus

p.219 resistance of platinum

p.220 drawing of hydrogen thermometer

p.221 constant volume gas thermometers, March 1900; liquid atomic volumes, March 1900.

p.222 compression of gaseous hydrogen; density of hydrogen in different conditions, March 1900.

p.223 densities of gases; list of R.I. Professors. Summer 1900.

p.224 chemical & ionic solutions; Grotthuss theory. Summer 1900.

p.225 modern study of solutions; migration of ions. Summer 1900.

p.226 densities; Hinrich's theoretical atmosphere at high altitudes. 18 Jan. 1901.

p.227 gautier - hydrogen and marsh gas in atmospheric air; chief investigators of physical properties of gases. 18 Jan. 1901.

p.228 diagram: vapour pressures of liquid air; drawing of apparatus (Bakerian Lecture, June 1901).

p.229 diagram - pressure & volume in gases; critical temperature

p.230-3 drawings of apparatus

p.234 blank

p.235 drawing of apparatus

p.236 blank

p.237 electric resistance thermometry at boiling point of hydrogen.

p.238 blank

p.239 electric resistance thermometry

p.240 blank