Charles Lamb
A History of Agricultural Experimentation and Research in the United States, 1607-1925, Including a History of the United States Department of Agriculture, by Alfred Charles True,...
Solutions of the Examples in Charles Smith's Elementary Algebra
Alfred True on Agricultural Experimentation and Research
A History of Agricultural Extension Work in the United States, 1785-1923, by Alfred Charles True,...
A History of Agricultural Education in the United States, 1785-1925, by Alfred Charles True,...
La Science agricole et l'Éducation agricole aux États-Unis
Canaigre. [Signé
La science agricole et l'éducation agricole aux Etats-Unis
Introduction
Agricultural Experiment Stations
The American System of Agricultural Education
Some Books on Agriculture and Agricultural Science
A History of Agricultural Extension Work in the United States, 1785-1923
The Agricultural Experiment Stations in the United States
A History of Agricultural Extension Work in the United States, 1785-1923
Agriculture Experiment Stations in the United States