British Astronomical Association

Supporting amateur astronomers since 1890

Journal of the British Astronomical Association. Vol.78 Iss.6

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  • 71Front page Vol.78 No.6
  • 165CONTENTS
  • 78Session 1967-1968
  • 96ACCOUNTS SESSION 1967-68
  • 106DIRAC-MATTER AND THE TUNGUS METEORITE-FALL
  • 115THE SEARCH FOR THE NEBULAE—III
  • 124PHOTOSPHERIC PATHS IN GRANULAR MATERIAL BETWEEN SPOT GROUPS
  • 1276-INCH (15 CM) REFLECTOR ON POLAR DISK MOUNTING
  • 129A SIMPLIFIED CROSS-BAR MICROMETER
  • 131THE ASTRONOMICAL MUSEUM AT THE OLD TARTU OBSERVATORY
  • 136VARIABLE STAR SECTION
  • 136LONG PERIOD VARIABLES IN 1939 (I)
  • 141LONG PERIOD VARIABLES IN 1939 (II)
  • 147RADIO ASTRONOMY SECTION
  • 150ASTRONOMY CLASSES AT MORLEY COLLEGE
  • 151LETTERS TO THE EDITOR
  • 157BOOK REVIEWS
  • 1592001—A SPACE ODYSSEY
  • 164OFFICERS AND COUNCIL
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