Twelve 
Sears, I. M., c/o U. S. Geological Survey, Arling 
ton, Va. 
Seestrom, W. R., Army Map Service, Washing 
ton, D. C. 
Senavitis, Anthony E„ 303 E. Greenway Blvd., Falls 
Church, Va. 
Sewell, Eldon D., 222 E. Dorothy Lane, Dayton 
9, Ohio. 
Sharpe, C. F. Stewart, 221 Monroe St., Falls 
Church, Va, 
Sharp, John V., 454, Int. Business Machine Corp., 
Endicott, N. Y. 
Shaw, Robert B„ 8302 Flower Ave., Washington 
12, D. C. 
Sheffield, James G., R. F. D. 1, Argyle, Tex. 
Sherby, Joseph P., 6512 Willston Drive, Falls 
Church, Va. 
Shingle, Miss Clare, 1921 Kalorama Road, N. W., 
Apt. 105, Washington 9, D. C. 
Shope, Arthur R., Main St., Linglestown, Pa. 
Shorak, Frederick, 1750 Q St., N. W., Washing 
ton, D. C. 
Shu, Chi-San, 396 Meigs St., Rochester, N. Y. 
Siegfried, William A., 2007 N. Uhle St., Arling 
ton, Va. 
Sime, Kenneth T., 1207 Edmonston Dr., Rockville, 
Md. 
Simmons, Lansing G., U. S. Coast and Geodetic 
Survey, Washington 25, D. C. 
Simonson, Clifford H., 5 Morton Place, Laurel, Md. 
Simonson, Wilbur H., 4503 Middleton Lane, Be- 
thesda 14, Md. 
Siskind, Carroll, 43-35 42nd St., Long Island City, 
4, N. Y. 
Sisson, Miss Patricia, 5510 Kansas Ave., N. W., 
Washington, D. C. 
Sivetz, Pfc. Nicholas, USMC, 1272566, P. I. C., 
Naval Receiving Station, Washington 25, D. C. 
Skeen, Richard A., 2710 Blue Ridge Ave., Silver 
Spring, Md. 
Skelton, Ray H., 6703 44th Ave., Hyattsville, Md. 
Skop, Jacob, Army Map Service, Washington, D. C. 
Slattum, Lt. Col. Hawkins L„ Army Map Service, 
6500 Brooks Lane, Washington, D. C. 
Slavney, Michael, Tampa, Fla. 
Smart, L. Ray, U. S. Geological Survey, Wash 
ington, D. C. 
Smart, Mrs. L. Ray, 118 E. Westmoreland Rd., 
Falls Church, Va. 
Smith, Mrs. Audrey R., 4666 So. 34th St., Arling 
ton 6, Va. 
Smith, Bernard, 6604 Grieg St., Seat Pleasant, Md. 
Smith, Horace H., 6011 Anniston Rd., Bethesda 
14 Md. 
Smith, Howard P., A/3c, 3206th Photo Test Sqd., 
Eglin AFB, Fla. 
Smith, H. T. V., Geology Dept., University of Kan 
sas, Lawrence, Kans. 
Smith, Leroy A., 20-13 Massachusetts Ave., N. W., 
Washington, D. C. 
Smith, Merle W., 1311 Grandin Ave., Rockville, Md. 
Smith, Ralph Edwin, 1012 Sterling Rd., Silver 
Spring, Md. 
Smith, Lt. *(jg) Ronald M., BOQ, U. S. Naval Re 
ceiving Station, Washington, D. C. 
Smith, Lt. H. Ross, USAF, Naval P. I. C., Naval 
Receiving Station, Washington 25, D. C. 
Snow, Charles T., 1402 Holloman Rd., Falls Church, 
Va. 
Snyder, Daniel G., Jr., 305 Larkspur Rd., Wash 
ington 20, D. C. 
Snyder, Eleanor R., 715 Chillum Rd., Hyatts 
ville, Md. 
Sohngen, Robt., 236 E. Courtland St., Philadelphia 
20, Pa. 
Solima, John, 6606 Greig St., Seat Pleasant, Md. 
Southall, Edward B., P. O. Box 3821, St. Louis 
22, Mo. 
Sowers, William C., U. S. Geological Survey, 
Arlington, Va. 
Sparling, Robert J., 635 St. Paul St., Rochester, 
N. Y. 
Speert, Julius L„ U. S. Geological Survey, Topo 
graphic Division, Washington 25, D. C. 
Spooner, C. S., Jr., Box 386, Rt. #1, McLean, Va. 
Spurr, Stephen H., Universiy of Michigan, Ann 
Arbor, Mich. 
Stadterman, Charles R., 2919 So. Buchanan St., 
Arlington, Va. 
Stallings, W. S., Jr., 3241 South 6th St., Arling 
ton 4, Va. 
Stark, Philip P., 3206th Photo Test Sqd., Eglin 
AFB, Fla. 
Steenburgh, R. Van, Liaison Engr., Fairchild 
Camera and Instrument Corp., New York. 
Steger, Theodore D., 1109 N. Highland St., Arling 
ton, Va. 
Steigerwaldt, Edward F., Box 204, Tomahawk, Wis. 
Steinberg, Herman, 135 Gallatin St., N. W., Wash 
ington 11, D. C. 
Steinberg, Joseph, U. S. Coast & Geodetic Survey, 
518 E. 32nd Street, Baltimore 18, Md. 
Stephan, Edgar A., 601 Benjamin Franklin Station, 
Washington 4, D. C. 
Stewart, Capt. Richard O., USA, 204 Florida Hall, 
Arlington 8, Va. 
Stickle, W. Frank, Jr., 8618 Melwood Rd., Bethesda, 
Md. 
Stirling, Robert C., 7203 Holly Ave., Takoma Park, 
Md. 
Stoddard, Dorothy, 1119 Patrick Henry Drive, Apt. 
#202, Falls Church, Va. 
Stoddard, Joseph, 1119 Patrick Henry Drive, Apt. 
#202, Falls Church, Va. 
Stovall, Samuel C., Washington, D. C. 
Strauss, Walter J., University of Chicago Museum 
of Science & Industry, Chicago 37, Ill. 
Strees, Mr. Leo V., 5510 Newton St., Cheverly, Md. 
Strees, Mrs. Leo V., 5510 Newton St., Cheverly, 
Md. 
Streifer, J. J., Box 34, Dunn Loring, Va. 
Striker, Arthur M., 1415 N. Edison St., Arlington, 
Va. 
Strologo, Seagio Dello, 210 West 94th Street, New 
York, N. Y. 
Struck, Lionel H„ Jr., 3661 Camden St., S. E„ 
Washington, D. C. 
Striker, Miss Corinne, 1415 N. Edison St., Arling 
ton, Va. 
Sugden, Robert L., 9 4th Ave., Takoma Park, Md. 
Sullivan, J. L., 2531 Iverson St., S. E., Wash 
ington 20, D. C. 
Sullivan, Manley S., 3 Elmira St., S. E., Wash 
ington 20, D. C. 
Swanson, Lawrence W., 707 Dryden Drive, Balti 
more 29, Md. 
Sweet, Wm., Geog. Survey. 
T 
Tannenbaum, J., 443 10th S., N. E., Washing 
ton 2, D. C. 
Tanner, H. P., Weild Co., Brooklyn, N. Y. 
Tanner, Percy A., 145 5th Hamlin Ave., Midlothean, 
Ill. 
Tarcza, Frank J., 3610 Edgegreen Ave., Balti 
more 11, Md. 
Tarkington, Raife, Eastman Kodak, Rochester, N.Y. 
Taltlock, Marion L., 6541 Willston Dr., Falls 
Church, Va. 
Taylor, Alfred W., 1716 31st St., S.E., Wash 
ington 20, D. C. 
Taylor, Edward H., 1640 East Cold Spring Lane, 
Baltimore 18, Md. 
Taylor, Mrs. Elsie, 6R. Ridge Road, Greenbelt, 
Md. 
Tayman, William P., 9518 Ewing Dr., Bethesda 
14, Md. 
Terry, Howard, 1206 N. Herndon St., Arlington, 
Va. 
Terry, Kenneth L., El Capitan Resort, Goleta, Calif. 
Tewinkel, G. C., U. S. Coast & Geodetic Survey, 
Washington, D. C. 
Thacher, Arline B., 128 N. Wakefield St., Arling 
ton 3, Va. 
Thacher, Elwood J., 128 N. Wakefield St., Arling 
ton 3, Va. 
Theis, Joseph, 12216 Centevhill St., Silver Spring, 
Md. 
Theurer, Charles, 2028 Ft. Davis St., S. E., Wash 
ington, D. C. 
Thoma, Lillian, 4811 Blagden Ave., N. W., Wash 
ington, D. C. 
Thompson, Edmund B„ 3823 S St., N. W., Wash 
ington 7, D. C. 
Thompson, Frederick H., 5212 Carlton St., Wash 
ington 16, D. C. 
Thompson, Mr. James D., 961 N. Longfellow St., 
Arlington, Va.