Illustrated Technical Dictionary in six languages

Illustrated systematic dictionary of terms relation to the navigational infrastructure: I The Sea (A. de Rouville, 1958), II Rivers, streams and canals (L.R. Wentholt, 1939), III Bridges (only illustrations, text is lost), IV Boats and Ships, Propulsion (F. Beau and P. Cot, 1966), V Materials (H.A. Reed and N.G. Gedye, 1951), VI Construction...