Hinkle, George March, Undated

The Dr. Malcolm L. Ritchie Collection contains information pertaining to Dr. Ritchie's life as well as his career, information regarding his genealogy, service in WWII, books he has written, as well as reports and reference materials. The materials that pertain to his career deal with aeronautic and automobile engineering as well as information relating to psychology and the effects on the human body due to machines.

Series I, Personal, spans the years 1940 to 2006. It is made up of personal information relating to Dr. Ritchie. Personal items include 6 subseries. Subseries I A consists of two basic documents relating to Dr. Ritchie. Subseries I B: documents his undergraduate, graduate, and teaching career in the academic field. Subseries I C: contains notes of a religious theme. Subseries I D: contains information about Dr. Ritchie's career in the United States Military. Subseries I E: is a collection of awards won by Dr. Ritchie. The final section contains miscellaneous items that were in Dr. Ritchie's collection, all of them related to aviation. The Military subseries also includes a digital video recording of Dr. Ritchie giving a talk in 2014 about his World War II Nightfighter experiences.

Series II, Genealogy, spans the years 1970-2005. It is made up of genealogical research performed by Dr. Ritchie. The collection is divided into two subseries. Subseries A contains research information on particular surnames. Subseries B contains reference materials, such as books.

Series III, Family Photographs, spans the years 1940s to 1970s, and one file from 2008. The first two photographs in Box 8 Files 14 and 15 were loose photographs. Box 9 contains photographs from a family album and has retained the original order from the album.

Series IV, Family Slides, spans the years 1955 to 1972. The slides consist of family gatherings as well as vacations.

Series V, Correspondence, spans the years 1950 to 2002, and contains religion, professional, and personal topics. The series is arranged in chronological order.

Series VI, Job Applications, spans the years 1957 to 1981. It includes 7 job application forms for various positions.

Series VII, Ritchie Inc, spans the years 1956 to the dissolution of Ritchie Inc in 2001. The series consists of papers that document the financial, and day to day management of the company. Box 18 File 1 contains the seal press to make Ritchie Inc seals.

Series VIII, Ritchie Inc Research/Reference, spans the years 1954 to 1992. The series contains a variety of items relating to Ritchie Inc and its research. This also includes photographs of a leased 1956 Piper Apache (Box 19 File 2).

Series IX, Malcolm L. Ritchie Writings and Publications, spans the years 1952 to 1992. The bulk of the writings are from the 1970s. The series is a large collection of Dr. Ritchie's professional contributions to the engineering community. Also in the collection are two later books put out by Dr. Ritchie about Ray Cheville (Box 26 Files 1 and 2).

Series X, Ritchie Inc Publications and Reports, spans the years 1957 to 1983. The series is a collection of reports written and/or published by members of Ritchie Inc.