<div class="description">
Mercer, Henry Chapman; Swain, Frank King; Briddes, John; Sell, Herman; American Clay Machinery Company; Crossley Manufacturing Company; Donegan and Swift; Orr and Sembower; Buck, Raymond; Swain, Frank H; Bucks County Department of Parks and Recreation; Bailey Pottery Equipment Corporation; DeLony, Eric N, project manager; Bucks County Board of Commissioners, sponsor; Bucks County Department of Parks and Recreation, sponsor; Welch, Benita C, delineator; Driscoll, David B, historian; Baiges, Mabel A, delineator; Boyd, Dermot G, delineator; Claytor, Leslie S, delineator; Lowe, Jet, photographer</div>
<a rel="nofollow" class="external free" href="https://www.loc.gov/pictures/item/pa3690.sheet.00011a">https://www.loc.gov/pictures/item/pa3690.sheet.00011a</a>