General regulations for the execution and maintenance of works under the management of the Department of Waterways : (adopted by order of March 25, 1938, La V, Directorate of Waterways and supplemented by order of October 26, 1939 La Q, Directorate of Waterways) - Collectie Data Knowledge Graph - the-other-interface - Nieuwe Instituut LOD

General regulations for the execution and maintenance of works under the management of the Department of Waterways : (adopted by order of March 25, 1938, La V, Directorate of Waterways and supplemented by order of October 26, 1939 La Q, Directorate of Waterways)

General regulations for the execution and maintenance of works under the management of the Department of Waterways : (adopted by order of March 25, 1938, La V, Directorate of Waterways and supplemented by order of October 26, 1939 La Q, Directorate of Waterways)