Illustrations of a compressor, several valves and an air filter. Most illustrations also show the graphic symbols that represent the component.

Illustrations of a relay, a pneumatic logic “AND” valve, a lubricator, and an application example.

Illlustrations for publication ‘Pneumatics’

Spruyt, Van Mantgem & De Does in Leiden, or ‘SMD Educatieve Uitgevers’ in short, publishes school books for all educational levels.

Jan van Es [design] made hundreds of full colour illustrations for the educational publication ‘Pneumatiek - Besturingstechniek’ by J.C. de Waal/M. Blokzijl.