- COORDINATES: 40.114444, -76.034444
- COUNTY: Lancaster
- DISTANCE TO NEXT: Replica. "East Earl Twp" on top line rather than next town name as on original.
- EXPLANATION OF NAME: Named For 'Blue Ball' Hotel
- FOUNDED: 1768
- MANUFACTURER: Aluminum replica by Boose Foundry
- STATUS: Original marker lost, as was original post.

2012 photo by J. Graham

U.S. Rt 322 near Ewell Road