Dondlinger, Peter Tracy. The book of wheat: an economic history and practical manual of the wheat industry . New York, Orange Judd Company. 1908, Xi, 369 pages, 60 illustrations.

Wheat Grain and Plant -- Improvement -- Natural Environment - Cultivation - Harvesting -- Yield and Cost of Production -- Crop Rotation and Irrigation - Fertilizers - Diseases -- Insect Enemies - Transportation -- Storage -- Marketing -- Prices - Milling - Consumption -- Production and Movement -- Classification of Wheat - Bibliography -- Index

Peter T. Dondlinger, Ph.D Yale University's graduate, taught mathematics and physics in Fairmount College from 1904.

Short biography: Peter Tracy Dondlinger, American author, educator. Member National Geography Society, American Forestry Association, American Association for the Advancement of Science, American Breeders Association, American Economic Association.Dondlinger, Peter Tracy was born on October 26, 1877 in Port Washington. Wisconsin. Son of Nicholas and Katherine (Kyle) Dondlinger. He earned Bachelor of Arts at National Normal U., Lebanon, O., 1899 and Doctor of Philosophy at Yale University, 1904. Career: Professor mathematics, Uraina Normal College, Glasgow, Kentucky, 1899-1900. Teacher, public sehs., Delaware County, Indiana, 1900-1901. Professor mathematics, Fairmount College, Wichita, Kansas, 1904-1906.