Gives GA some accounting of standard weights in Britain, and feels that it would be worth acquiring Robinson estate weight [see GA's 1842-9-22].
Showing 21–31 of 31 items
Gives GA some accounting of standard weights in Britain, and feels that it would be worth acquiring Robinson estate weight [see GA's 1842-9-22].
Has sent the papers on the eclipse to G. B. Airy.
Comments on the various reports of the recent eclipse. Regarding the star constellations.
Would like JH's views on the suitabilities of the various makes of telescopes for their observatory.
Does not feel qualified to judge the merits of the various makes of telescopes. Suggests that the Astronomer Royal may be able to help or one of the other observatories.
Sending a Daguerreotype impression of the spectrum. Comments on this. Is publishing a work on the chemical rays.
Must complete graphs of barometer curves before B.A.A.S. meeting. Did JH mistakenly include 1837 Bogota Almanac in barometer observations?
Sends two dozen more papers on barometer graphs. Must have all papers on subject by January. Pleased with WB's lunar observations.
The instructions for making magnetic and meteorological observations are to be revised. JH asks CG's advice about this.
Calls attention to the increase in magnitude of the star Eta Cygni. Mentions some other variable stars.
Congratulates WW on a testimonial held in WW's honor in Lancaster. Reports the birth of JH's sixth daughter [Julia].