Models of the Sun
1930
Transparency, 15"x12", Orion Constellation
1931
Glass positive:- Orion. From photograph taken with
1931
Glass positive:- Part of Ursa Major
1931
Photograph of stars centred on the star Gamma Cassiopeia
1890
Photograph of stars in the constellation of Cygnus
1887
Photograph showing Titanum Oxide spectrum
1911