Article commemorating the 40-year tenure of G.W. van Heukelom at the Dutch Railways. The author describes the architect's role at Dutch Railways and mentions the stations built by Van Heukelom at Hengelo, Baarle-Nassau and Roosendaal. He mentions his work on the Eindhoven-Weert railroad line; also Maastricht station, Administration Building III and Deventer station. He mentions Van Heukelom's work in the mining region and his involvement with traffic conditions in large centers. He mentions his work for committees, boards of associations and committees of arbritage et cetera. Illustrations: exterior photo/Station Maastricht; exterior photo/Third Administration Building Dutch Railways Catharijnesingel 58 Utrecht