Piglets of six different breeds from the "Better Sires - Better Stock" livestock improvement campaign

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Citation

[L. W.] Beeson. 1920. “Piglets of six different breeds from the "Better Sires - Better Stock" livestock improvement campaign.” Special Collections, USDA National Agricultural Library. Accessed September 26, 2022, https://www.nal.usda.gov/exhibits/speccoll/items/show/7466.