The Star Pocket-book or How to Find Your Way at Night By the Stars, a Simple Manual for the use of Soldiers, Travellers and other Landsmen. With a Foreword by Sir Robert Ball. London; Longmans, Green, 1911. Pp 78. Green canvas covers printed in black. A fine bright copy.

Illustrated with fifteen plans of the night sky.

Robert Ball was Professor of mathematics at the Royal College of Science in Dublin and became Royal Astronomer of Ireland in 1874.