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- La Vara Miner and La Verne Trinkle with Boring Mills, Lufkin Foundry and Machine Company, 1940s
La Vara Miner and La Verne Trinkle with Boring Mills, Lufkin Foundry and Machine Company, 1940s
Twin operators. La Vara Miner and La Verne Trinkle operate these Bullard boring mills with the dexterity of seasoned mechanics.
