Ellwood City, Rock Point Park, and Nearby Communities of Lawrence and Beaver Counties, PennsylvaniaRichard Gartley · First published 2018Open the Tome
James L. Murphy's Checklist of 19th-Century Bluebird Potters and Potteries in Muskingum County, OhioJeff Carskadden, Richard Gartley · First published 2014Open the Tome
Colonial period and early 19th century children's toy marblesRichard Gartley · First published 1998Open the Tome
