| 其他書名 | A Chronological Record of Progress in the Development of General Farming, Livestock Production and Agricultural Education and Investigation, on the Western Border of the Great Plains and in the Mountains of Colorado, 1858 to 1926 |
| 出版 | State agricultural college, 1926 |
| URL | http://books.google.com.hk/books?id=ZadCAQAAIAAJ&hl=&source=gbs_api |