Glass positive:- Comet 1911 IV (Brooks)
1911
Glass Positive:- Halley's Comet
1910
Glass positive:- Halley's Comet
1910
Glass Positive:- Halley's Comet
1910
Halley's Comet
1910
Glass positive:- Comet 1911 IV (Brooks) H. Knox-Shaw
1911
Glass positive:- Halley's Comet
1910
Comet Moorhouse
1905-1911
Comet, 1910 I. (Daylight) V.M. Slipher
1910
Glass positive:- Halley's Comet
1910
Glass positive:- Comet 1911 IV (Brooks)
1911
Glass positive:- Halley's comet
1910
Glass positive:- Halley's Comet
1910
Comet 1914 V (Delvian)
1914-09
Comet 1914 V (Delvian)
1914-09
Halley's Comet; E E Barnard
1910-05-04
Halley's Comet; H Knox-Shaw
1910
Model by W.R. Birt showing orbit of Donati's 1858 Comet
1858-1860
Scale model showing the orbit of Halley's Comet, 1910-1915
1910-1915
Selection of six photographs of Comet Morehouse supplied by the Royal Observatory
1905-1911
One of six photographs of Comet Morehouse supplied by the Royal Observatory
1905-1911
One of six photographs of Comet Morehouse supplied by the Royal Observatory
1905-1911
Glass positive:- Halley's comet
1910
Meteor Trail and Comet 1893 IV (Brooks); E.E. Barnard
1893
One of six photographs of Comet Morehouse supplied by the Royal Observatory
1905-1911
One of six photographs of Comet Morehouse supplied by the Royal Observatory
1905-1911
One of six photographs of Comet Morehouse supplied by the Royal Observatory
1905-1911
One of six photographs of Comet Morehouse supplied by the Royal Observatory
1905-1911
Comet, 1882, 1882
1882
Brook's Comet
1911