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Double Bridges
Interior of Double Bridges over Huntingdon Creek, Columbia County, Pennsylvania. Mailboxes for rural delivery are fastened to strut.
Davis (Photographer), Special Collections/University Archives (Publisher)
Published on
Gatun Lower Locks
North approach wall. Dredge grounded 55' below sea level, looking northwest, June 14, 1913
Handy (Photographer), Hallen (Photographer), Special Collections/University Archives (Publisher)
1913