238 Lego System Idea Book no. 1
British Lego Ltd. 1960
36 pages. 4-color offset on coated paper. Cover is plastic laminated uncoated board. Printed by Brdr. Schur, Horsens, Denmark.
The 238 Idea book was first released in 1960 in several languages, such as Danish, Dutch, English, German and Swedish. This early version was replaced in 1962 by a version showing black bricks and the newly-developed wheels.