Mystery Rock on Conestoga Boulevard (Polycam)

Mystery abounds in Lancaster County, especially the closer you get to the Susquehanna. A short distance from the river near Safe Harbor is this enigmatic boulder. It contains several curious carvings, including a pointing hand and stone-cutting tools with the date 1879. What does it mean? Scanned with Polycam on an iPhone 13. Read more about this mystery rock here: https://unchartedlancaster.com/2021/06/06/curious-carvings-on-conestoga-boulevard/ Here's a side-by-side comparsion of three different LiDAR scanning apps of the same subject: https://unchartedlancaster.com/2021/10/10/lidar-scans-of-conestoga-boulevard-mystery-rock/