The Mason and Dixon Line Preservation Partnership (MDLPP) will unveil a Crown Stone set on the border of Maryland and Pennsylvania by Charles Mason and Jeremiah Dixon, 250 years ago. The Crown Stone was lost and had not been seen for over 110 years. A replica Crown Stone, showing how the original stone looked when it was set will also be unveiled.

The Crown Stone dedication will take place May 21 at 10 a.m. at the state line, between Norrisville, Md. and Stewartstown, Penn.