This line has apparently been removed, indicating a relocation from the original placement.
Named for Phillip Lansdale Fox Chief Surveyor North Penn RR Co.
Still there as of 2014 PD Video log. No longer on original cast iron post.
Date and photo unknown
January 2012 by JGI
Snip from 2014 PennDot Video Log
So. Valley Forge Rd. at Whites Rd.