25c 193 5 Oblished in Hollywood, by American Society of Cinematographers rprY^LOS-MAH ON ^TinilAl STAGE5TARC SHOWei7Jj''B belle baker g,VA^e AL ILKS V.CflEIDS:«AI %FISIK TItPEZE' . ... DU PONT NEGATIVE / . * f BEN FEYNOIDS, Du Pont Film Manufacturing Corporation 45'" 35 WEST STREET SMITH & ALLER LTD. NEW YORK CITY 6656 •• SANTA MONICA BLVD. PLANT . PARLIN, N. J. HOLLYWOOD, CAL. C. L b. PAT.Of B-UIL TRADE MARK HAS NEVER BEEN PLACED ON AN INFERIOR PRODUCT September 1935 • American Cinematographer 371 AMERICAN CINEMATOGRAPHER A Technical and Educational publication of motion picture photography. Published monthly by the AMERICAN SOCIETY OF CINEMATOGRAPHERS, INC. 6331 Hollywood Boulevard Hollywood, California Telephone GRanife 21 35 JOHN ARNOLD, President, A.S.C. FRED JACKMAN, Treasurer, A.S.C. Volume 16 SEPTEMBER 1935 Number 9 What to Read PRACTICAL Angles on the Use of Polo-Screens by Clyde DeVinno, A.S.C 374 The Staff ARE Third-Dimensional Motion Pictures Possible? EDITOR by George A. Mitchell, A.S.C - 376 Charles J. VerHalen A DISCIPLE of Elimination TECHNICAL EDITOR by Harry Burdick, A.S.C — 378 Emery Huse, A. S. C. ASSOCIATES RELEASE Prints Reflect Cinematography by Henry Siccard 379 Walter Blanchard Karl Hale SHOOTING Color in the Air CIRCULATION MANAGER by Ray Fernstrom, A.S.C 380 M. E. Fisher PHOTOGRAPHY of the Month. 382 ADVISORY EDITORIAL BOARD LOOKING Back 10 Years... 389 Victor Milner, A. S C. James Van Trees. A.S.C. Fred Jackman, A. S. C. Farciot Edouart, A. S. C. Fred Gage, A. S. C. Next Month Dr. J. S. Watson, Jr., A. S. C. Dr. L. M. Dieterich, A. S. C. Dr. L. A. Jones, A. S. C. • Philip M. Chancellor, A.S.C., who has been Dr. C. E. K. Mees, A. S. C. on color still photography daing much work Dr. W. B. Rayton, A. S. C. and who has been a student of this type of Dr. Herbert Meyer, A. S. C. photographic art for many years will contribute Dr. V. B. Sease, A. S. C. his first article next month on this interesting work. FOREIGN REPRESENTATIVES © very interesting development in one of A Georges Benoit, 1 00, Allee Franklin, the studios of a device for the camera which r>avillions-sous-Bois. France. Seine. Tele- makes shooting more efficient will possibly be phone LeRaincy 13-19. one of the outstanding bits of interesting read- ing in next month's issue. NEW YORK REPRESENTATIVE S. R. Cowan, 19 East 47th St., New York City. Phone Plaza 3-0483. •f PO AM *41^ Neither the American Cinematographer nor ESTABLISHED 1918. Advertising Rates on application. tne American Society of Cinematographers Subscription: U.S. $2.50 a year; Canada $3.50 a year; is responsible for statements made by au- Foreign $3.50 a year. Single copies 25c. Foreign single copies 35c. COPYRIGHT 1935 by American thors. This magazine will not be responsible Society of Cinematographers, Inc. for unsolicited manuscripts. 372 American Cinematographer September 1935 •* AMERICAN MEMBERS SOCIETY OF Directors of Mackenzie, Jack Special Process CINEMATOGRAPHERS Photography tMacWilliams, Glenn tMalkames, Don Binger, Ray Marley, j. Peverell Abel, David Marsh, Oliver Culiy, Russell A, Andersen, Milford A. Marshall, Chas. A. Andriot, Lucien Marshall, William C. Dietz, Wm. H. Arnold, John Martinelli, Arthur Ash, Jerome H. Marzorati, Harold J. *Edouart, Farciot OFFICERS August, Joseph Mate, Rudolph McCord, Ted Fabian, Maxmillian JOHN ARNOLD President McGill, Barriey Ballard Lucien Fulton, John P. Meehan, Geo. B., Jr. Barlatier, Andre VICTOR MILNER First Vice-President Mellor, William C. Barnes George S. Mescail. John Griggs, Loyal tBell, J. JAMES VAN TREES Second Vice-President Chas. E. Miller, Arthur tBenoit, Georges Hammeraas, Edwin Third Vice-President Miller, Virgil E. CHARLES LANG Boyle, Chas. P. Milner, Victor Haskin, Byron Boyle, John W. FRED JACKMAN Treasurer Mohr, Hal Brodine, Norbert F. Morgan, Ira H. *Jackman, Fred Browne, Fayte M. FRANK B. GOOD Secretary Musuraca, Nick Jackman, Fred, Jr. Jennings, J. D. Chancellor, Philip Neuman, Harry C. Kelley, W. Wallace BOARD OF GOVERNORS Clark, Dan Koenekamp, H. F. 'ohn Arnold Frank Good Clarke, Charles G. Bert Glennon Fred Jackman Corby, Francis O'Connell, L. William fLipp, Leo Clark Ray June Cronjager, Edward Overbaugh, Roy F. Dan Lipstein, Harold Charles B. Lang, Jr. 1 Crosby, Floyd D. Elmer Dyer Lynch, Warren Arthur Edeson Victor Milner George Folsey Joseph Walker Palmer, Ernest Pollock, Gordon Alfred Gilks James Van Trees Daniels, William H. Peach, Kenneth tDavis, Charles J. Perry, Harry Vernon . Walker de Grasse, Robert tPerry, Paul P. Ries, Irying C. Planck, Robert H, Roberts, Irmin Frederick L. Kley, Executive Business Manager Denie, Pierre I. Depew, Ernest S. Polito, Sol DeVinna, Clyde Smith, Arthur tDored, John Van Enger, PAST PRESIDENTS Draper, Lauron A. Ragin, David Willard Rees, William A. Hal Mohr *Dubray, Joseph A. Philip E. Rosen Reynolds, Ben F. Walker, Vernon L. tDuPar, E. B. Gaetano Gaudio Homer Scott Robinson, George Williams, William N. John F. Seitz Dyer, Edwin L. James Van Trees Rose, Jackson J. Wrigley, Dewey Dyer, Elmer John W. Boyle Daniel B. Clark G. Rosher, Charles Wimpy, Rex Fred W. Jackman Rosson, Horold tRuttenberg, Joseph Zech, Harry Eagler, Paul HONORARY MEMBERS Edeson, Arthur Schneiderman, George Mr. Albert S. Howell Schoenbaum, Charles Fernstrom, Ray Mr. Edward O. Blackburn Seitz, John F. Operative Mr. George A. Mitchell Fischbeck, Harry Shamroy, Leon Cinematographers Folsey, George J., Jr. Sharp, Henry Forbes, Harry W. ='=Shearer, Douglas Albert, C. L. Freulich, Henry PUBLIC RELATIONS COMMITTEE Sickner, Wm. A. Anderson, Don ='=Freund, Karl Siegler, Allen Anderson, Wesley John Arnold Fryer, Richard tSilyer, Arling, Arthur Joseph Ruttenberg, New York City John E. (fj Smith, Charles Bell, St. Paul, Minn. Jack Smith, Leonard Charles J. Davis, Washington, D. C. Gaiezio, Len Snyder, Edward J. Badaracco, Jacob Georges Benoit, Paris, France Gaudio, Gaetano Soarkuhl, Theodor Bader, Walter Alvin Wyckoff, Mexico City Gerstad, Merritt B. tSteiner, William, Jr, Bell, Jack C. John W. Boyle, London, Englar.d Gilks, Alfred Stengler, Mack Bennett, Guy M. Ariel Varges, Tokyo, Japan Glennon, Bert Stout, Archie J. Bennett, Monroe L. Dyer, Detroit, Mich. Edwin Good, Frank B. Bentley, Fred York City Strenge, Walter Charles W. Herbert, New Biroc, Joe Lloyd Knechtel, London, England Struss, Karl Stumar, John Blackstone, Cliff Dored, Paris, France John Haller, Ernest Booth, Frank H. Paul Perry, Manila, P. I. Halperin, Sol Bradley, Wilbur H, Max B. DuPont, Papeete, Tahiti tHarten, Charles Taylor, J. O. Burks, Robert Philip M. Chancellor tHaythorne, Reed N. Tetzlaff, Ted tHerbert, Charles W. Thompson, Allen Q. Herrmann, John L. Thompson, William C. Castle, Walter H. MEMBERSHIP COMMITTEE Hickox, Sid Tobey, Robert Chewning, Wallace George Folsey Dan Clark Hickson, John T. Todd, Arthur Clark, Roy Alfred Gilks Robt. Pittack Howe, James Wong Toland, Gregg Clemens, Geo. T. Bert Longworth Fred Terzo Hunt, Roy Tover, Leo Cline, Wilfrid M. Towers, Richard Cohen, Edward J. Trego, Chas, T. Collings, Russell D. ENTERTAINMENT COMMITTEE Ivano, Paul Tutwiler, Tom Cortez, Stanley Elmer Dyer Frank B. Good Walker Valentine, Charles B. Lang, Jr. Vernon Jackson, Harry Joseph A. Dayis, Harry Arthur Edeson =:=Van Buren, Ned June, Ray Dayis, Leland E. Van Trees, James Dean, Faxon tVarges, Ariel Diamond, Jas. R. yon Sternberg, Josef WELFARE COMMITTEE Kershner, Glenn Drought, James B. Ray June James Van Trees Kline, Ben Dunn, Linwood G, t-Knechtel, Lloyd Fred W. Jackman Wagner, Sidney C. Kohler, Henry N. Walker, Joseph Krasner, Milton Warren, Dwight Esiick, LeRoy Kull, Adolph E. GENERAL COUNSEL Warrenton, Gilbert Estabrook, Edw. T. Arthur C. Webb Wenstrom, Harc-ld Wetzel, Al. Landers, Sam Wheeler, William Fapp, Daniel L. Lang, Charles B., Jr. White, Lester Feindel, Jockey RESEARCH COMMITTEE Linden, Edwin G. Fetters, Wyckoff, Alvin C. Curtis Victor Milner, George A. Mitchell, Dr. Herbert Lloyd, Art Finger, Frank Meyer, John Arnold, Farciot Edouart, Lundin, Walter Finger, John Emery Huse, Dr. L. M. Dietrich Lyons, Chet tZucker, Frank C. Fitzgerald, Edward September 1935 American Cinematographer 373 MEMBERS Garnett, Paul Ulm, William R. Foxall, William Slifer, Clarence Lacy, Madison S. Gertsman, Maury Unholz, George Fredricks, Ellsworth Sloane, James Leiber, Herman Gibbons, Jeff T. Smalley, Alfred E. Lippman, Irving Glassberg, Irving iVander Veer, Willard Garvin, Edward Smith, Dave Lobben, C. Kenneth Longet, Gaston Gordon, James Vaughan, Roy V. Gaudio, Frank, Jr. Smith, H. C. Gray, King D. Vogel, Paul Charles Geissler, Charles R. Soderberg, Edward F. Longworth, Bert Green, Kenneth Vogel, Willard I. Gerstle, Arthur Southcott, Fleet Lynch, Bert Straumer, E. Charles Greene, Al M Goss, James M., Jr. Burnett Strong, William M. Guffey, Wester, Carl Cough, Robt. J. MacDonald, Melvin A. Guthrie, Carl White, Ben Graham, Harold W. MacLean, Roy D. Grand, Marcel Terzo, Fred Wild, Harry Manatt, S. C. Grant, James Arthur Thomas, Jack Hallenberger, Harr> Wilky, Guy L. Marigold, Mickey Green, Don Tolmie, Rod Harlan, Russell Williams, Al E. Martin, Shirley Vance Greer, John Tripp, Roy Harper, James B. Williamson, James Maupin, Clifton Harris, Emil McAlpin, Hal A. Young, jack R. Hackett, James C. Van Trees, James, Jr. Heckler, Wm. C. Miehle, John J. Henderson, Edward Haddow, Ledger Van Wormer, John Pierce Milligan, Joseph C. Hayes, Towne D. Morrison, Hoag, Robert Assistant Talmage H. Higgins, James Colman Huggins, L. Owens Cinematographers Walsh, Mike Higgs, Stuart P. Ward, Lloyd Nolan, Raymond C. Abbott, L. B. Hoffman, Roswell Webb, Harry Irving, Allen E. Abramson, Melvin tHolcombe, WaJter B. Weddell, Paul K. Adams, Eddie Hoover, Russell C. Weiler, Carl Osborne, Harry Horsley, D. Jennings, Louis E. Adams, Ralph G. S. Weller, John Hunter, Kenneth lones, Allyn C. Ahern, Lloyd Weisbarth, Ted Paul, M. B. Andersen, jack i Hyland, Edward Weissman, Leonard Powolny, Frank Anderson, Eddie Wellman, Harold tKelly, Wm. ]. August, Joseph S. Jolley, Wm. A., Jr. Wendall, Jack E. Knott, James Jones, Edward C. White, Edward L. Richardson, G.