THE BRITISH ASTRONOMICAL ASSOCIATION The British Astronomical Association was originally formed in 1890 and now numbers over 4000 members. Its

T HE BRITISH ASTRONOMICAL ASSOCIATION T he British Astronomical Association was originally formed in 1890 and no w n umber

JOURNAL OF THE BRITISH ASTRONOMICAL ASSOCIATION 1980 FEB RUA R Y V ol 90 No. 2 ISSN 0007-0297 BRITISH ASTRONOMICAL

JOURNAL OF TH E BRITISH ASTRONOMICAL ASSOCIATION 1979 DECEMBER Vol. 90 No. I ISSN 0007-0297 BRITISH ASTRONOMICAL ASSOCIATION BURLINGTON HOUSE

JOURNAL OF TH E BRITISH ASTRONOMICAL ASSOCIATION 1979 OCTOBER Vol. 89 No. 6 ISSN 0007-0297 BRITISH ASTRONOMICAL ASSOCIATION BURLINGTON HOUSE

JOURNAL OF TH E BRITISH ASTRONOMICAL ASSOCIATION 1979 AUGUST Vol. 89 No. 5 ISSN BRITISH ASTRONOMICAL 0007-0297 ASSOCIATION BURLINGTON HOUSE

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JOURNAL OF TH E BRITISH ASTRONOMICAL ASSOCIATION 1979 APRIL Vol. 89 No. 3 ISSN 0007-0297 BRITISH ASTRONOMICAL ASSOCIATION BURLINGTON HOUSE

JOURNAL OF TH E BRITISH ASTRONOMICAL ASSOCIATION 1979 FEBRUARY Vol. 89 No. 2 BRITISH ASTRONOMICAL ASSOCIATION BURLINGTON HOUSE PICCADILLY LONDON,

JOURNAL OF TH E BRITISH ASTRONOMICAL ASSOCIATION 1978 DECEMBER Vol. 89 No. I ISSN 0007-0297 BRITISH ASTRONOMICAL ASSOCIATION BURLINGTON HOUSE