- COORDINATES: 40.118528, -80.408438
- COUNTY: Washington
- DISTANCE TO NEXT: West Alexander - 6
- EXPLANATION OF NAME: Named For Henry Clay - Statesman
- FOUNDED: 1781
- MANUFACTURER: Unknown
- STATUS: As of 2010 it was reported that only an empty post still stands. Photos 2 and 3 above from the Regional History Collection at West Virginia University. In March 2019, this post was removed by PennDot and will be used by KMT with another marker.
1977 photo by Fred Yenerall
Photo courtesy of West Virginia Univ. via Matt Hamel
From book source via Matt Hamel
February 2016 photo by Mike Wintermantel shows the post still standing
U.S. Route 40 (National Road) at Petroleum Avenue