These large keystone shaped signs were found on the summits

of all major highways that crossed the mountains.

Vintage photo donated by S. Bodnar

Photo from R. C. Heagey collection. Circa 1950.

Text reads :   Roosevelt Highway (Today’s Route U,S. Route. 6)

Wyalusing Rocks  Allegheny Mountains  Elevation 1175

Current photo from this site\

Susquehanna River below