(1) Biographical. 1947, 1981. 1 folder This series contains three items. The first is a birth announcement for John Bregger in The Union Lit, posted by his parents. The second is a pair of Federal application forms which detail the life and career of John T. Bregger. The last is an obituary which describes many of his activities in the community of Clemson, South Carolina.

(2) Correspondence. 1901-1971, Undated. 14 folders This series contains, in two sub-series, some of the correspondence of John T. Bregger. Personal Correspondence sub-series contains correspondence between Bregger and his relatives and friends. Some of the later correspondence (1950-19710 is concerned with Bregger's activities as an M.A.C. alumnus.) Professional Correspondence sub-series includes correspondence (1924-1954) from the U.S. Army; letters of appointment to Washington State College and Cornell; and correspondence with the U.S. Department of Agriculture.

(3) Academic Career. 1903-1967, Undated. 34 folders This series is divided into three sub-series containing notes, papers and memorabilia from Bregger's elementary and high school education in Bangor, Michigan; his undergraduate studies at M.A.C.; and his graduate studies at Cornell University. The Bangor, Michigan Schools sub-series contains report cards, a high school entrance examination, drafts of a high school oration, newspaper clippings and other memorabilia from Bregger's elementary and high school education (1903-1913). The M.A.C. sub-series contains lecture notes and lab notes from a variety of classes, and three papers written by Bregger while at M.A.C. There are also newspaper clippings, diaries, personal financial records, a dance card, commencement programs, and a Michigan State Horticultural Society membership certificate. While the above materials all fall within the dates 1913-1917, there are also some later materials included. They are: correspondence of the Dorian Literary Society (1919-1923); a Class of '17 directory (1922); and alumni correspondence (1954-1967). Bregger's M.A.C. scrapbook, containing photographs, postcards and memorabilia of his days at the college, is included with the collection (Scrapbook #302). Cornell University sub-series (1921-1922) includes Bregger's M.S. Thesis; a term paper; and lecture notes and references for several courses (mainly relating to Pomology).

(4) Publications. 1922-1977, Undated. 36 folders plus oversized material. This series includes clippings, reprints, and pamphlets which Bregger collected. It is divided into two sub-series: the first contains articles collected by Bregger for their historical and personal interest; the second contains articles written by Bregger himself. Collected Publications sub-series are arranged according to subject and title. The major topics are agriculture, soil erosion and conservation, and the history of Bangor, Michigan. Of particular interest is the collection of articles by and about M.A.C. faculty and alumni. There are other articles on the Bregger family, the home of Luther Burbank, the USDA centennial, and the first inaugural at Clemson University. Bregger Publications sub-series contains articles (1928- 1951) written by Bregger, or which summarize speeches he delivered. The topics treated are soil and moisture conservation (especially in orchards), pomology, fruit production and fruit variety research.

(5) Manuscripts. 1933-1953, Undated. 48 folders plus oversized material. These are manuscripts written by John Bregger on the topics of fruit variety research, fruit production, and soil and moisture conservation practices - contour planting, terracing, and cover crops - in orchards. Many of the folders also include pertinent correspondence and/or routing cards used by the Soil Conservation Service in approving the manuscripts for publication or presentation. The Papers sub-series includes manuscripts (1937-1953) that were intended primarily for publication. The Speeches sub-series includes manuscripts (1933-1950) that were intended primarily for delivery as speeches. The Research Materials sub-series materials (1942-1948) were not intended for publication. They include reports on Bregger's SCS research project miscellaneous materials for conservation and fruit variety research, and a series of photographs of leaves indicating fruit variety differences.

(6) Miscellaneous. 1917-1980, Undated. 5 folders. This series includes an announcement of an essay contest which Bregger sponsored; a M.A.C. commencement program from 1926 (when his younger brother graduated); memorabilia such as membership cards and meeting programs; and directories of the Soil Conservation Service.

(7) Scrapbooks and Photographs