15 
References 
1. Pho tog ranine trie Applications to Field Artillery, (March 1970) 
Eugene P. Griffin, Donald R. Barnes, and James E. Stilwell, USAETL, 
Ft. Bel voir, VA 22060 
2. Analytical Photogrammetric Positioning System, (APPS), (December 1973), 
Maj C.N. Thompson (RE), USAETL, Ft. Bel voir, VA 22060 
3. Naval Air Engineering Center Final Report on the Analytical Photo 
grammetric Positioning System (April 1974), J. Vicente, Naval 
Intelligence Processing System Department, Philadelphia, PA 19112 
4. Analytical Photogrammetric Positioning System (APRS) to Support the 
Field Army (Report, ETL-TR-74-4), (April 1974), John G. Armistead, 
USAETL, Ft. Bel voir, VA 22060 
5. DMAAC Testing, Evaluation and Deployment of the Analytical Photogrammet 
Positioning System (May 1974), Eugene V. Gamble, Jr., DMAAC (PRRN), 
St. Louis, Missouri 
6. Testing, Evaluation and Deployment of the Analytical Photogrammetric 
Positioning System (July 1974), U. S. Army Field Artillery School, 
Fort Sill, Oklahoma