Contains correspondence, school notes, and story treatments for Margaret A. Ingram. Much of the correspondence is from her relationship with Romer Grey, as well as Ingram family concerns and dates from 1937 to 1968.

Collection consists of 21 reels of 16mm film spanning 13 titles ranging in length from 10 minutes to 105 minutes. Dated 1913-1967.

Contains photographs of Lillian Wilhelm Smith and her artwork, predominantly from after Zane Grey's death. It contains photographs of decorative designs and sketches of Native American motifs, the library walls of the Grey home that she decorated, and prints of paintings made by her dating from approximately 1925 to 1970.

Contains correspondence, agreements, outlines, and other material related to Romer Grey's business activities, including Romer Grey Pictures and Romer Grey Inc. dating from between 1920 and 1976.

Contains receipts, tax returns, invoices, and other financial records related to Romer Grey's work and activities dating from 1930 to 1973.

Contains personal correspondence, financial records, and contact information for people associated with Romer Grey. The materials include records of Romer, women with whom he was in relationships, and records of his professional activities, dating from approximately 1920 to 1976.

Contains correspondence, notes, and other material by Romer Grey including information on his activities, legal troubles, and death dating from 1952 to 1976.

Contains photograph documenting Romer Grey's family and life, mostly after the death of his father in 1939. It contains photographs of Romer Grey from when he was a child, with his wife, Octave "Bea" Grey, and with his son, Romer Grey III. It also documents his role in the Flying Sphynx Ranch, Zane Grey Trails, and his relationship with Margaret A. Ingram dating from approximately 1915 to 1980.

Contains letters, telegrams, contracts, and other materials related to the work of Stephen Slesinger Inc. in licensing and marketing Zane Grey's works, particularly for film and television adaptation dating from approximately 1930 to 1960.

Contains professional correspondence relating to the business administration of Zane Grey's career and company. It includes contracts and financial records, records concerning the Flying Sphynx Ranch, which was another business exploit of Grey, publicity and other media regarding Grey's authorship, and other administrative materials created by Zane Grey Inc. dating from between 1900 and 1995.