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Kemp researched the engineer, C.A.P. Turner, and his concrete slab floor known as the "Mushroom slab." His work culminated in the entry "A Biography of C.A.P. Turner" for the MacMillan Encyclopedia of Architects in 1982. The box includes his preparation for the entry, including correspondence, entry drafts, notes, reports, magazines, journal articles and books. The box also includes facsimiles of the following: book excerpts, catalog records, booklets, reports, and clippings. Subjects include C.A.P. Turner, the Minneapolis Warehouse Historic District in Minneapolis, Hennepin County, Minnesota; the Northwestern Knitting Company Factory building in in Minneapolis, Hennepin County, Minnesota; concrete flat slabs, and reinforced concrete. Highlights include HAER documentation for Minneapolis Warehouse Historic District; the Northwestern Knitting Company Factory building; and Liberty Memorial Bridge crossing over the Missouri River from Bismarck, Burleigh County, North Dakota to Mandan, Morton County, North Dakota.

The IHTIA considered funding a survey of cast and wrought-iron bridges in the United States. The box includes the notes for that survey and other research materials focusing on iron bridges. It includes correspondence, draft reports, agreements, clippings, engineering drawings, computer-generated measurement lists, and handwritten notes. It also includes facsimile engineering drawings. Subjects include cast and wrought-iron bridges in Massachusetts, Pennsylvania and New Jersey, along with truss bridges and iron bridges in general. Highlights include HAER reports on specific bridges in Massachusetts, Pennsylvania and New Jersey.

Kemp maintained research materials about cement and concrete. This box includes reports, clippings, correspondence, and photographic prints. The box also includes facsimiles of the following: book excerpts, clippings, meeting bulletins, handwritten notes, and reports. Subjects include the civil engineer Canvass White, hydraulic cement, lime, mortar, concrete, Portland cement, and the cement industries in New York, Maryland, Virginia, and Pennsylvania (especially Lehigh County). The following oversized item was moved to Box 343: one chart (undated).

Kemp maintained research materials about cement and concrete. This box includes research notecards and his bibliography History of Concrete, 30 B.C. to 1926 A.D.: Annotated. The box also includes facsimile book excerpts and facsimile reports. Subjects include concrete, natural cement, limestone, lime, hydraulic cement, and mortar. Highlights include Thomas Hahn's dissertation, "The Industrial Archeology of the Shepherdstown, West Virginia Site as a Case Study of the Natural Cement Industry of the Upper Potomac Valley."

This box includes Kemp's research on Charles Ellet Jr. and the Wheeling Suspension Bridge in preparation for a variety of publications and before he documented the structure of the Wheeling Suspension Bridge. Box includes facsimiles of the following: correspondence, book excerpts, bound copies of the United States Congressional Series Set, engineering drawings and clippings. The box also includes transcribed correspondence and clippings, original photographs, original correspondence and handwritten notes. Subjects include Charles Ellet Jr., the Wheeling Suspension Bridge, suspension bridges in South America, cables in a suspension bridge, and the process for convincing Congress to fund a bridge project. Correspondents include Ellet, wife Elvira or "Ellie," Henry Moore, and Wheeling and Belmont Bridge Company.

Kemp researched Charles Ellet Jr. as part of his restoration of the Wheeling Suspension Bridge, and he eventually published several articles on the nineteenth century engineer. Kemp received assistance from Don Sayenga, who was researching John A. Roebling. This box contains materials from Kemp's research, including correspondence, transcriptions of correspondence, Congressional series, reports, drawings, and brochures. The box also includes facsimiles of the following: book excerpts, correspondence, student papers, engineering drawings, drawings, bound copies of the United States Congressional Series Set, maps, notes, reports, and clippings. Subjects include the Wheeling and Belmont Bridge Company; the Fairmount Bridge over the Schuylkill River in Philadelphia, Philadelphia County, Pennsylvania; the Niagara Suspension Bridge over the Niagara River connecting Niagara Falls, Niagara County, New York and Niagara Falls, Ontario in Canada; anchorages on the Wheeling Suspension Bridge over the Ohio River in Wheeling, Ohio County, West Virginia; the proposal for a bridge over the Potomac River; canals; and bridge cables. The following oversized items were moved to Box 345: seven facsimile engineering drawings (undated).

Kemp researched Charles Ellet Jr. as part of his restoration of the Wheeling Suspension Bridge, and he eventually published several articles on the nineteenth century engineer. Kemp received assistance from Don Sayenga, who was researching John A. Roebling. This box contains materials from Kemp's research, including correspondence, notes, transcriptions of correspondence, lectures, reports, essays, clippings, brochures, and journal article drafts. The box also includes facsimiles of the following: book excerpts, correspondence, burial ephemera, reports, bound copies of the United States Congressional Series Set. Proposals, engineering drawings, building specifications, charters, family trees, finding aids, clippings, and sheet music. Subjects include the Ellet family; Ellet's life; John A. Roebling; the Wheeling Suspension Bridge over the Ohio River in Wheeling, Ohio County, West Virginia; the Fairmount Bridge over the Schuylkill River in Philadelphia, Philadelphia County, Pennsylvania; a proposed bridge over the Mississippi River; and a proposed bridge over the Potomac River. The following oversize items were moved to Box 344: two facsimile sheets of book excerpts (1848) and two facsimile sheets of correspondence (1839).

Kemp researched Charles Ellet Jr. as part of his restoration of the Wheeling Suspension Bridge, and he eventually published several articles on the nineteenth century engineer. Some of the materials in this box relate to a National Science Foundation grant application Kemp worked on to study Ellet and the Wheeling Suspension Bridge in depth. The box includes correspondence, contracts, reports, essays, notes, bibliographies, clippings, brochures, and event programs. The box also includes facsimiles of the following: clippings, drawings, book excerpts, catalog records, inspection reports, maps, grant applications, invitations to events, and press releases. Subjects include Ellet's competition with John A. Roebling; the Wheeling Suspension Bridge over the Ohio River in Wheeling, Ohio County, West Virginia; lawsuits related to the bridge; the process of studying its history; the process of getting it national awards and recognition. Highlights include the NRHP nomination for the Wheeling Suspension Bridge. The following oversize items were moved to Box 345: twelve clippings (1952-1971), eight sheets of a contract (1847), fifty-one pages of a facsimile report (1951).

Kemp collected reference materials about civil engineers from the United States and Europe, especially France and the United Kingdom. The box includes scholarly journal articles, student papers, books, calculations, preliminary engineering drawings, notes, timelines, correspondence, brochures, clippings, reports, and books. The box also includes facsimiles of the following: catalog records, scholarly articles, book excerpts, bibliographies, clippings, maps, calculations, notes, and bound copies of the United States Congressional Series Set. The engineers described include Stephen Harriman Long, Othmar Ammann, Claudius Crozet, Francois Hennebique, Jacques Chanoine, Simon Pasqueau, John Millington, David Kirkaldy, George Stephenson, Robert Fulton, Alexander Bowman, Edward Wegmann, John E. Greiner, John M. Sweeney, Joseph Bailey, Richard Delafield, Frank Duff McEnteer, George Law, John B. Jervis, Wilhelm Hildenbrand, Herman Haupt, Orlando Whitney Norcross, John Smeaton, Benjamin Latrobe. The following oversize items were moved to Box 345: forty-two sheets of facsimile book excerpt (1836); five pages of facsimile draft reports (undated); twenty-six sheets of computer data (1983).

Kemp's student, Thomas Hahn, conducted research on lock and dam technology and the C&O Canal. This box includes correspondence, photographs, drawings, memorandum, pamphlets, reports, etc. Subjects include C&O lock houses, the C&O canal, the Alexandria Canal, the Welland Canal, the Potomac Aqueduct, Lock #24, iron industry in Maryland, etc. Highlights include an HAER report on the Conococheague Creek Aqueduct and an archaeological report on the Susquehanna & Tidewater Canal. The following oversize material was moved to Map Cabinet 12, Drawer 4 with Box 113: two sheets of handwritten notes (undated).