20210.BL-Dalton, PA--30-foot semicircular arch bridge no. 2.47 over highway [1913]
30-foot semicircular arch bridge no. 2.47 over highway--Detail Plan and north elevation--Dalton, PA [1913.05.21] Martins Creek Cut-Off Line--Concrete Department--Sheet no. 3 of 3--Revised June 12, 1913
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