"Effect of Rubber Resilience on the Operation of the Spiral Rubber Wiper Defoliator" drafts and research notes, 1966-1968

"Effects of Bruising on Tobacco Curability" data and photos, 1957

"Farm Mechanization in North Carolina"

"Mechanization in Relation to the Organization of Farms (Northern Coastal Plains Area)," 1944

"Some Common Mowing Machine Troubles and Their Remedies," 1927

"Sweep Rakes"

"Tedder type" peanut shaker :: Subject Files

Agricultural engineering assorted drawings and documents, 1969-1981

Agricultural equipment on loan, 1955-1962

Bale Size Analysis, Human Engineering Approach :: Equipment Studies :: Physical Characteristics and Properties

Belt-type transplanter studies

Bloxham Engineering, Inc. records, 1952-1954

Bolens Ridemaster tractor and attachments, 1955-1956

Chart of leaf elevator losses for an echelon defoliator, 1956

Charts and diagrams of tobacco research

Charts and diagrams on displacement and feedback

Charts and diagrams on energy needed to remove tobacco leaves

Charts and diagrams on vibration response

Charts and diagrams on vibration simulation

Charts on transmissibility curves

Charts on vibration study

Charts, diagrams, and math formulas on tobacco stalk cutting, 1960-1961

Correspondence related to agricultural machinery for tobacco crops, 1955-1963

Correspondence related to agricultural machinery for tobacco crops, 1958-1967

Correspondence related to freeze-dry process, 1969

Correspondence: H :: Dusting and Spraying

Curing tobacco records, 1957-1960

Development of a Transplanter with Multiple Loading Stations, 1977-1978

Diagram of machine

Diagrams and chart on shaking machinery

Diagrams and charts on shaking machinery

Diagrams of tobacco defoliator components

Diagrams of tobacco leaf alignment machinery

Drawings and diagrams of agricultural machinery and structural components, 1956-1975

Drawings and diagrams of agricultural machinery and structural components, 1968-1983

Drawings and diagrams of agricultural machinery, structures, and components, 1963-1990

Drawings, 1972-1973

Drawings, 1974

Drawings, 1975-1976 (1 of 2)

Drawings, 1975-1976 (2 of 2)

Drawings, 1977

Drawings, 1978

Drawings, 1978-1979

Drawings, 1980

Dusting and Spraying Correspondence (Folder 2 of 3), 1962-1965

Harvesting at Graham Howard's farm

Harvesting machine design

Harvesting machinery and other agricultural machinery

Harvesting: Tobacco Components :: Equipment Studies :: Physical Characteristics and Properties

Harvesting: Tobacco Components, Quotations of and Requisitions for :: Equipment Studies :: Physical Characteristics and Properties

Horticultural Crop :: Dusting and Spraying

Imperial Tobacco Co., Ltd, close-grown tobacco & cut strip, 1973-1978

Information on plant growth promoting products, 1955-1965

Invention (patent) disclosure records, 1973-1978

Patent disclosure records, 1960-1969

Patent disclosure records, 19690-1974

Perry W. Spell patents and correspondence, 1953-1976

Pesticide Control Research (1 of 3) :: Dusting and Spraying

Pesticide Control Research (1 of 3) :: Dusting and Spraying

Pesticide Control Research (2 of 3) :: Dusting and Spraying

Pesticide Control Research (3 of 3) :: Dusting and Spraying

Scott Viner Company collaborations records, 1949-1959

Seed planter-fertilizer distributor machinery articles and clippings, 1942-1945

Seed planter-fertilizer distributor machinery records, 1942-1943

Seed planter-fertilizer distributor machinery records, 1942-1954

Tables and graphs on equipment used in agriculture and work performance

Talks, Reference :: Dusting and Spraying

The Clip-Oil for Controlling Tobacco Suckers (Agricultural Experiment Station Information Series No. 3, Special Issue to Industry)

The Design of the Malta Band Row fertilizer distributor, circa 1946

Tobacco research and processing-related materials, 1958-1977

Tobacco research for agricultural machinery and facilities records, 1961-1965

Tobacco Shredder components construction, 1970

Universal Leaf Tobacco Co., 1969-1977

Writings on agricultural machinery and production, 1927-1930

Writings on agricultural machinery and production, 1932-1945

Writings on agricultural machinery, 1929-1947

Writings on farm animals and agricultural machinery, 1928

Writings on the history and development of agricultural machinery, circa 1931