'World Aircraft 1918-1935' by Enzo Angelucci and Paolo Matricardi. Published by Book Club Associates.
This book provides a comprehensive and well-documented history of early aviation. This second volume in the series, 1918-1935, includes 180 aeroplanes and dirigibles whitch were in service during the period; from the seaplane which began the first regular passenger service, Benoist XIV to the famous Douglas DC 3. Each entry is illustrated in full colour and there are also many additional diagrams, charts and maps.