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1) Boyle Bros. Drill
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Boyle Brothers drill on Hole PR___, in road just North of 1913 adit (entrance). Dated July 1966.
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2) Boyle Bros. Diamond Drill
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The Boyle Bros. diamond drill on Hole PR-3 in Upper Town, Fulford, Colorado.
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3) Boyle Bros. in Upper Town
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Boyle Brothers drill on location in Upper Town of Fulford, Colorado. Photo dated October 1966.
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