Does this "Private Drive" sign actually refer to Long Street or the small gravel driveway associated with the mailbox? Centre County Public Parcel Viewer has all of Long Street listed as a public road. https://experience.arcgis.com/experience/4955d2ec3e3349f294ecc5569dc8bd1d/#data_s=id%3AdataSource_1-17bc6a86da1-layer-2-57%3A34174