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Map of California for Panama Exposition showing location of 12 U.S. Department of Agriculture experimental vineyards

Image (illustration or photograph) for this item, linking to higher res image.

Citation

Unknown. 1915. “Map of California for Panama Exposition showing location of 12 U.S. Department of Agriculture experimental vineyards.” Special Collections, USDA National Agricultural Library. Accessed March 15, 2026, https://www.nal.usda.gov/exhibits/speccoll/items/show/9083.