00922cam a22002771a 4500 gs 11000164 DLC 20260227111311.0 730129s1910 ohua b s001 0 eng gs 11000164 (OCoLC)546882 DLC ODaWU O DLC premarc QE151 .A18 no. 11 ONR 84.3:11 ohdocs Worcester, Wolsey Garnet. The manufacture of roofing tiles / by Wolsey Garnet Worcester ; Edward Orton Jr., collaborator and editor. Columbus, Ohio : Geological Survey of Ohio, 1910. 476 p. : ill. ; 25 cm. Bulletin ; no. 11 Includes bibliographical references and index. Tiles, Roofing. Orton, Edward, 1863-1932. Geological Survey of Ohio. Bulletin (Geological Survey of Ohio) ; no. 11. 25006 25006