special publication Elements of map projection with applications to map and chart construction / by Charles H. Deetz and Oscar S. Adams special publication Bowie method of triangulation adjustment as applied to the first-order net in the western part of the United States / by Oscar S. Adams special publication Elements of map projection with applications to map and chart construction / by Charles H. Deetz and Oscar S. Adams overtuigen en bei͏̈nvloeden Propaganda in oorlog & vredestijd / Simon Adams ; [vert. uit het Engels Hajo Geurink]
