THE GYROSCOPE An Experimental Study
Reading edition
FROM SPINNING TOP TO MONORAIL
BY
V. E. JOHNSON, M.A.
Author of "The Theory and Practice of Model Aeroplanes." Formerly Exhibitioner of Magdalene College, Cambridge.
With 34 Illustrations and 40 pages of text.
No. 23.—The S. & C. Series. Price 1/6 net.