Scattering the Seeds of Knowledge: The Words and Works of Indiana's Pioneer County Extension AgentsFrederick Whitford
Frederick Whitford
- Biçim
Frederick Whitford kitapları
- For the Good of the Farmer: A Biography of John Harrison Skinner, Dean of Purdue AgricultureFrederick Whitford
- Grand Old Man of Purdue University and Indiana Agriculture: A Biography of William Carol LattaFrederick Whitford
- The Queen of American Agriculture: A Biography of Virginia Claypool MeredithFrederick Whitford
