Revisiting Roebling Bridge II by Louise Smith Posted on October 30, 2014 DELAWARE & HUDSON CANAL, DELAWARE AQUEDUCT, SPANNING DELAWARE RIVER, LACKAWAXEN, PIKE COUNTY, PA. LOC: HAER PA, 52-LACK, 1–26: 140696pu. DELAWARE & HUDSON CANAL, DELAWARE AQUEDUCT, SPANNING DELAWARE RIVER, LACKAWAXEN, PIKE COUNTY, PA. LOC: HAER PA,52-LACK, 1–25: 140695pu. This entry was posted in Bridges, Echo Hill and Mountain Grove, The Mill on Halfway Brook, Then or now. Bookmark the permalink.