Citation
Unknown. “Pear-pollination. Buffman pears. Four on the left hand cross-pollinated, two self-pollinated next, and two insect pollinated on the right. Geneva, N.Y. 1892. Waite and Fairchild..” Special Collections, USDA National Agricultural Library. Accessed October 15, 2024, https://www.nal.usda.gov/exhibits/speccoll/items/show/282.