21. Ramona : a story / by Helen Hunt Jackson (H.H.) ; with an introduction by A.C. Vroman ; with illustrations from original photographs by A.C. Vroman and decorative headings from drawings by Henry Sandham. Jackson, Helen Hunt, 1830-1885 Boston : Little, Brown and Company, 1927. Book Online
22. A canyon voyage : the narrative of the Second Powell Expedition down the Green-Colorado River from Wyoming, and the explorations on land, in the years 1871 and 1872 / by Frederick S. Dellenbaugh. Dellenbaugh, Frederick Samuel, 1853-1935 New Haven : Yale University Press ; 1926.London : H. Milford, 1926. Book Online
23. Le cinématographe vu de l'Etna / Jean Epstein. Epstein, Jean, 1897-1953 Paris : Les Ecrivains Réunis, [1926]copyright 1926 Book Online
24. Le diaphragme et la mise au point en photographie / par J. Carteron. Carteron, J. Paris : Charles-Mendel, [1925] Book Online
25. Notes pratiques sur l'orthochromatisme : emploi des plaques orthochromatiques avec et sans écrans / par H. Quentin. Quentin, H. Paris : C. Mendel, [1925?](Angers [France] : J. Guinebertière) Book Online
26. Photokeramik : Anleitung zur Übertragung photographischer Aufnahmen auf Porzellan, Email, Glas, Matäll / von C. Fleck. Fleck, C. (Caspar), 1867- Berlin : Union Deutsche Verlagsgesellschaft, [1925]copyright 1925 Book Online
27. Stalking big game with a camera in equatorial Africa : with a monograph on the African elephant / by Marius Maxwell ; containing 113 plates after photographs by the author ; preface by Sir Sidney F. Harmer. Maxwell, Marius London : W. Heinemann, 1925.(W.H. Smith and Son) Book Online
28. Camera pictures. New York : Alumni Association, Clarence H. White School of Photography, 1924.(L.F. White Company) Book Online
29. Materia photographica : a dictionary of the chemicals, raw materials, developing agents and dyes used in photography / by Alfred B. Hitchins. Hitchins, Alfred B. Philadelphia : F.V. Chambers, [1924]copyright 1924 Book Online
30. Objectifs d'artiste / L. de Pulligny et C. Puyo. Pulligny, Leclerc de Paris : P. Montel, 1924.Beauvais (France) : Impr. centrale administrative) Book Online
31. Marblehead : a souvenir in photographs, prose and verse / photographs and prose by Fred B. Litchman, verse by Wallace D. Weed. Litchman, Fred B. Marblehead, Mass. : F.B. Litchman and W.D. Weed, [1923]copyright 1923 Book Online
32. Stereoisomeric styryl derivatives of some 4-quinazolone alkyl iodides and their bearing upon the problem of photosensitizing dyes : dissertation submitted in partial fulfilment of the requirements for the degree of Doctor of Philosophy in the faculty of pure science of Columbia University / by Helen Clark. Clark, Helen New York : [publisher not identified], 1923. Book Online
33. Das Gesamtgebiet des Lichtdruckes und die Emailphotographie / von J. Husnik. Husnik, Jacob, 1837-1916 Wien ; Leipzig : Hartleben, 1922. Book Online
34. Der Porträt- und Gruppenphotograph beim Setzen und Beleuchten / von Ernst Kempke. Kempke, Ernst Halle : W. Knapp, 1922. Book Online
35. The Akeley camera : "the camera of superior accomplishments," manufactured by Akeley Camera, Inc. Akeley Camera, Inc [New York? : publisher not identified, 1921] Book Online
36. Studies in color sensitive photographic plates and methods of sensitizing by bathing / by Francis M. Walters, Jr. [and] Raymond Davis ; November 15, 1921. Walters, Francis Marion, 1888- Washington : Government Printing Office, 1921. Book Online
37. Abruzzi e puglie : fotografie / pubblicate dai Fratelli Alinari, Istituto di Edizioni Artistiche, I.D.E.A., Società Anonima. Fratelli Alinari Firenze : [Fratelli Alinari], 1920. Book Online
38. Anleitung zum Gebrauch der Uvachrom-Bromsilber-Kollodiumemulsion. Uvachrom Aktien-Gesellschaft für Farbenphotographie München : Gesellschaft, [192-?](Münchener Druck- und Verlagshaus G.m.b.H) Book Online
39. Applications de la photographie aérienne : lecture des photographies aériennes stéréoscopie de précision appareils et méthodes pour la phototopographie aérienne / par L.-P. Clerc. Clerc, L.-P. (Louis-Philippe), 1875-1959 Paris : O. Doin et fils, 1920 [1919](Bussière)copyright 1919 Book Online
40. Das Arbeiten mit kleinen Kameras : nebst praktischer Anleitung zu der Entwicklung der kleinen Negative sowie der Herstellung von Kopien und Bildvergrösserungen / Von Paul Hanneke ; Mit 67 in den text gedruckten Abbildungen. Hanneke, Paul, 1865- Halle (Saale) : W. Knapp, 1920. Book Online