A concise manual containing all the data, charts and tables, which may be required by the heating engineer many times a day. ... in this book for the use of the serious amateur, and for the maintenance engineer. ... Introduction to Fluid Dynamics, An by F. J. Bayley (Allen aamp; Unwin, about 28s. net). ... This book contains full instructions for the conversion of all types of lifeboats into sailing and motor cruisers.