General regulations for the execution and maintenance of works under the management of the Department of Waterways, Trade and Industry : enacted February 1, 1901, with amendments and additions made thereto since February 1, 1915 - 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, Trade and Industry : enacted February 1, 1901, with amendments and additions made thereto since February 1, 1915

General regulations for the execution and maintenance of works under the management of the Department of Waterways, Trade and Industry : enacted February 1, 1901, with amendments and additions made thereto since February 1, 1915