ESSA direct transmission system users guide /
prepared by the National Environment Satellite Centre.
- Washington, D. C. : U.S. Dept. of Commerce, 1969.
- x, 148 p. : ill.
Supersedes its A.P.T. (Automatic picture transmission) users guide, 1965.
Bibliography : p. 103-105. Glossary : p. 143-148.
Astronautics in meteorology. Meteorological photography.