Opposes parliamentary bill to adopt French metric system. Explains weaknesses of system.
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Opposes parliamentary bill to adopt French metric system. Explains weaknesses of system.
Addresses problems in metric bill introduced to Parliament by William Ewart. Argues for the retention of the British system of weights and measures. Shows that the inch can be defined as one five hundred millionth of the length of the earth's polar axis.
In Dec. 1867, JH offered small theodolite to Pierce Butler for survey of Sinai peninsula, and agreed to serve as co-trustee of Sinai Survey Fund with Henry James. Heard nothing until news of Butler's death and announcement that F. W. Holland and George Williams would take leadership and that RM was involved. Renews JH's offer, but health prevents JH from attending meetings.
Relation of British imperial units of weight to their 'geometrical synonyms.'
Relation of imperial measures of capacity to their 'geometrical synonyms.'
Comments on a number of mathematical matters, on a book on positivism, and increased sunspot activity.
Hopes HF and his wife can join the Herschels for lunch with [P. F.] Robertson at Collingwood. Gives information on transportation.
Attempts to clear up a misstatement made before the Society by J. C. Dyer concerning JH's views in regard to optics, especially in relation to the luminiferous ether.
About arrangements for JH's return home, together with information about paying bills and the state of JH's finances.