Clays and Clay Industries of Pennsylvannia: I. Clays of Western Pennsylvania (in Part). Description of the Clays and Clay Industries in the Ohio, Monongahela, Youghiogheny and Conemaugh River Valleys in Pennsylvania, and the Allegheny Valley as Far Up as Kittanning, Including Allegheny, Westmoreland and Fayette Counties and Parts of Beaver, Washington, Greene, Indiana, Armstrong and Cambria Counties |
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15 feet Allegheny county Allegheny Valley Alumina Beaver valley Black Lick Blairsville brick industry brick per day brick yard Brighton Bros burnt capacity cent Clay and shale clay industries Clearfield county coal bed color common red brick Connellsville daily output deposit dry floor dry pan Fairchance Fallston feet thick fire brick fire-clay flint clay furnace ganister Geol glass pots glazed Guyasuta Hammond hill inches iron kaolin Kittanning Kittanning clay lime Lower Kittanning Magnesia material mixed molded Monongahela Monongahela river Office and yard Ohio operated ornamental brick overlain oxide Park Fire Clay paving brick Pennsylvania Railroad Pittsburgh Pittsburgh Clay plastic clay pottery pug mill quarry red and stock Red building brick Reese refractory river sand sandstone sewer pipe shipped silica silica brick soft soft-mud machine stiff-mud stock brick stone stoneware Surv terrace deposit tile Vanport vicinity vitrified ware western Pennsylvania yellow clay Youghiogheny Youghiogheny river