AbstractThis paper documents the development of the survey and mapping of Norway from the early work of the fifteenth century cartographers to the formation of the Norges Grændsers Opmaaling in 1773 (18 years prior to the Ordnance Survey) to the current work of the Geographical Survey of Norway,Norges Geografiske Oppmåling, and other national and commercial bodies. Information is given on the techniques and specifications employed for the national map series from the eighteenth century to the twentieth century.