OFFICE OF INDIAN AFFAIRS. _Discussion Concerning Peyote, April, 1935._ _Documents on Peyote, Part I. May 18, 1937._ _Peyote_ (Office of Indian Affairs, Bulletin 21, 1923). _Old Coyote Protests_ (Commonweal, vol. 9:585, 1929). OLIVA, LEONARDO. _Lecciones de Farmacología_ (vol. 2:392. 1926). OPLER, MORRIS E. _The Autobiography of a Chiricahua Apache_ (Manuscript). _Chiricahua Apache_ (Manuscript). _The Influence of Aboriginal Pattern and White Contact on a Recently Introduced Ceremony, the Mescalero Peyote Rite_ (Journal of American Folk-Lore, vol. 49:143-66, 1936 [1937]). _Lipan Apache Field Notes_ (Manuscript). _The Use of Peyote by the Carrizo and Lipan Apache Tribes_ (American Anthropologist, vol. 40, no. 2:271-85, 1938). OROZCO Y BERRA, MANUEL. _Geográfica de las lenguas y carta etnografica de México_ (Mexico, 1864). ORTEGA, J. _Historia del Nayarit, Sonora, Sinaloa, y ambas Californios_ (1887). PARSONS, ELSIE CLEWS. _Taos Pueblo_ (General Series in Anthropology, No. 2. Menasha, Wis., 1936). _A Zuñi Detective_ (Man, vol. 16, no. 99:168-70, 1916). PAZ, LYDA. _Koasati Field Notes_ (Manuscript). PEREZ, BOLDE JESUS. _Dos observations hechas en el hombre sano, relativos a la acción del peyote_ (Anales del Institut Médico Nacional, vol. 7, 1905). PEREZ DE RIBAS, ANDRÉS. _Historia de los Triumphos de Nuestra Santa Fee en los Misiones de la Provincia de Nueva España_ (Madrid, 1645). PETRULLO, VINCENZO. _The Diabolic Root_ (Philadelphia, 1934). _Peyote Cult Gaining among Indian Tribes_ (New York Times, November 12, 1936). _Peyote: Hearing before a sub-committee of the Committee on Indian Affairs of the House of Representatives, on H.R. 2614, 1918._ _Peyote: An Insidious Evil_ (Indian Rights Association, No. 114, 1918). _Peyote: A Pernicious Indian Religion_ (Literary Digest, vol. 68:34, 1921). _Peyote as Used in Religious Worship by the Indians_ (Compilation from Public Records and Congressional Hearings [no date, no author, Edgar McCarthy probable publisher]). _Peyotes, Datos para su Estudia_ (Anales del Instituto Médico Nacional de Mexico, vol. 4:11, 203-14, 1899). PFEIFFER, —— AND —— OTTO. _Abbildung und Beschreibung bluender Cacteen_ (Cassel, 1843). PIERSON, D. L. _American Indian Peyote Worship_ (Missionary Review of the World, vol. 28:201, 1915). PILCZ, ALEXANDER. _Ueber Pellotin_ (Wiener klinische Wochenschrift, vol. 9:1121-22, 1896). PINCUSSOHN, L. _Zur Kenntnis des Pellotins_ (Berliner klinische Wochenschrift, vol. 2:44-47, 1907). PONCE, PEDRO. _Breve relación de los dioses y ritos de la gentilidad_ (Anales del Museo Nacional de Mexico, vol. 6, 1892). PONTE, DINO. _Il Peyotl_ (Giornale de Farmacie, di Chimica et di Scienza Affini, vol. 82:245-56, 1933). PRENTISS, D. W., AND F. F. MORGAN. _The Alkaloids of A. Lewinii_ (National Medical Review, vol. 6:147-51, 1896-97).