Offers some possible explanation for what the unnamed observer saw [see GA's 1860-3-1].
Offers some possible explanation for what the unnamed observer saw [see GA's 1860-3-1].
Is arguing for the development of a British metrical system based on the length of the polar axis of the earth.
No summary available.
No summary available.
Asks for details about a strange drawing of Jupiter JH had seen at the Royal Observatory some months earlier, and offers some comments about Warren de La Rue's eclipse photographs.
No summary available.
No summary available.
No summary available.
A note with a copy of JH's article on telescopes for the Encyclopaedia Britannica, together with some papers to be forwarded to James Glaisher.
Has tried a number of different fractional projections, some more interesting than others [see GA's 1860-12-7].