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1by United States. Defense Mapping Agency. Hydrographic Center.Subjects: “...Navigation...”
Published 1978
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2by United States. Defense Mapping Agency. Hydrographic Center.Subjects: “...Navigation...”
Published 1978
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4by Ehrman, William E, Roberts, H. B, Coffin, E. A, Smith, Edward H, United States. Coast Guard, United States. Hydrographic OfficeSubjects: “...Navigation...”
Published 1941
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5by United States. Defense Mapping Agency. Hydrographic/Topographic Center.Subjects: “...Aids to navigation...”
Published 1983
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7by United States. Treaties, etc. International Civil Aviation Organization, Apr. 6, 1977., United States. Department of State.Subjects: “...Aids to air navigation...”
Published 1978
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11by United States. Navy Department., Nichols, H. H. (Henry Hobart), 1816-1887, engraver., Morgan, Henry J. (Henry James), 1842-1913, illustrator., Smillie, T. W. (Thomas William), 1843-1917, illustrator., Schumann, Emil, illustrator., Bessels, Emil, 1847-1888, illustrator., Bryan, Richard W. D., contributor., Chester, Hubbard C., d. 1889?, contributor., Tyson, George E. (George Emory), 1829-1906, contributor., Davis, Charles Henry, 1807-1877, editor., Hall, Charles Francis, 1821-1871.“.... Tyson, Assistant Navigator, and of others with him on the floe, and by the testimony given before...”
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12by Whitney, H. E., Seemann, D. R., Aarons, Jules., Air Force Cambridge Research Laboratories (U.S.)“... for communication and navigation systems. (Author). Research supported by the Air Force Cambridge Research...”
Published 1971
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13An advanced system for measurement of transionospheric radio propagation effects using GPS signals /by Bishop, G. J., Doherty, P. H., Weber, E. J., Klobuchar, John A., Coker, C. E., Coco, D. S., Jacavanco, D. J., U.S. Air Force Geophysics Laboratory.“... navigation in addition to ionospheric measurements in airborne applications. Research supported by the Air...”
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