63 pages : illustrations, charts, portrait ; 30 cm
Contents
Foreword -- History -- Returns of Halley's Comet -- Halley from the backyard -- Diary of phenomena -- Best times for observing the comet -- Comet structure -- Scientific programmes -- Observing -- Observing hints -- Recording observations -- Astronomical photography -- Photographing Halley's Comet -- Calclating orbital elements -- Ephemera -- The charts