British Astronomical Association

Supporting amateur astronomers since 1890

OBSERVATORY BOOK No3 1936-1937 p067-099

PDFTo download this document, why not become a member.

To access this journal you need to join the association

< Previous PDF 1 2 3 4
The British Astronomical Association supports amateur astronomers around the UK and the rest of the world. Find out more about the BAA or join us.