Category:HAER No. OR-141 (Grande Ronde River Bridge)

English: Grande Ronde River Bridge, Sprnning Grande Ronde River on Old Oregon Trail Highway (Oregon Route 6), La Grande, Union County, OR. (Historic American Engineering Record images).

Media in category "HAER No. OR-141 (Grande Ronde River Bridge)"

The following 11 files are in this category, out of 11 total.