Books by T. R. Agg:
Books in the extended shelves:
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Agg, T. R. (Thomas Radford), 1878-1947: American rural highways (McGraw-Hill book company, inc., 1920) (page images at HathiTrust; US access only)- Agg, T. R. (Thomas Radford), 1878-1947: American Rural Highways (Gutenberg ebook)
- Agg, T. R. (Thomas Radford), 1878-1947: The construction of roads and pavements (McGraw Hill, 1920) (page images at HathiTrust)
- Agg, T. R. (Thomas Radford), 1878-1947: The construction of roads and pavements (McGraw-Hill Book Company, Inc., 1929) (page images at HathiTrust)
- Agg, T. R. (Thomas Radford), 1878-1947: The construction of roads and pavements (McGraw-Hill Book Company, 1940) (page images at HathiTrust)
- Agg, T. R. (Thomas Radford), 1878-1947: The construction of roads and pavements (McGraw-Hill book company, inc., 1924) (page images at HathiTrust)
- Agg, T. R. (Thomas Radford), 1878-1947: The construction of roads and pavements / y t. R. Agg. (mcGraw-Hill, 1916) (page images at HathiTrust)
- Agg, T. R. (Thomas Radford), 1878-1947: The economics of highway grades (Ames, Ia : Iowa State College of Agriculture and Mechanic Arts, [1923], 1923) (page images at HathiTrust)
- Agg, T. R. (Thomas Radford), 1878-1947: Engineering valuation (McGraw-Hill Book Company, Inc., 1936), also by Anson Marston (page images at HathiTrust; US access only)
- Agg, T. R. (Thomas Radford), 1878-1947: Highway administrations and finance (McGraw-Hill Book Company, Inc., 1927), also by John Edwin Brindley (page images at HathiTrust)
- Agg, T. R. (Thomas Radford), 1878-1947: An investigation of concrete roadways ([Tribune publishing company], 1916), also by C. B. McCullough (page images at HathiTrust)
- Agg, T. R. (Thomas Radford), 1878-1947: An investigation of concrete roadways (Iowa State Highway Commission, 1916), also by Conde B. McCullough and Iowa. Highway Commission (page images at HathiTrust)
- Agg, T. R. (Thomas Radford), 1878-1947: Investigations of gravel for road surfacing (Iowa State College of Agriculture and Mechanic Arts, 1916) (page images at HathiTrust)
- Agg, T. R. (Thomas Radford), 1878-1947: Load concentrations on steel floor joists of wood floor highway bridges (Iowa State College of Agriculture and Mechanic Arts, 1919), also by Charles Sabin Nichols (page images at HathiTrust)
- Agg, T. R. (Thomas Radford), 1878-1947: Operating cost statistics of automobiles and trucks (Iowa State College, 1928), also by Harold Samuel Carter (page images at HathiTrust)
- Agg, T. R. (Thomas Radford), 1878-1947: Resistances to the translation of motor vehicles (Iowa State College of Agriculture and Mechanic Arts, 1922), also by Iowa State University. Engineering Research Institute (page images at HathiTrust)
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