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Diary

Catalogue reference: DEWAR/DB7/4

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This record is a file about the Diary dating from 1907.

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Full description and record details

Reference
DEWAR/DB7/4
Title
Diary
Date
1907
Description

MS & printed

Pettitt's Folio Diary for 1907. Mostly unused but containing a few experimental notes in unknown hand. Entries for 11 Jan - tube of neon; 14 Jan - experiment with helium liquefier using ethylene to cool the hydrogen; 21 Jan - helium; 24 Jan - capacity of helium liquefier; 7 Feb - helium; 13 Feb. - density of helium; 18 Feb. - helium; 24-6 Nov- fractionation of Bath gas; 30 Nov - experiments on rate of condensation of air and oxygen in copper tubes; 2 Dec.- experiment to determine composition of liquefied mixture of equal volumes of air and nitrogen; 9 Dec - helium; 10 Dec - purification of Bath gas, testing of helium pump and circuit; 19 Dec - liquid hydrogen (inserted - page of notes on cooling of liquids and gases and on liquid air).

Held by
Royal Institution of Great Britain
Language
English
Record URL
https://beta.nationalarchives.gov.uk/catalogue/id/94ea7db3-74f4-4ec0-bc94-1177b7dc0e8f/

Series information

DEWAR/Box DB7

Rare gases, helium etc.

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Catalogue hierarchy

37,271 records

This record is held at Royal Institution of Great Britain

2,676 records

Within the fonds: DEWAR

Papers of James Dewar

5 records

Within the series: DEWAR/Box DB7

Rare gases, helium etc.

You are currently looking at the file: DEWAR/DB7/4

Diary