American Vitrified Conduit Company : vitrified salt glazed underground and interior conduits, contractors for complete installation of conduit systems. . BALTIMORE MAN-HOLE FRAME AND COVER. DIMENSIONS :Height, 12 inches. Flange measurement, 37x45 cover opening, 26x23<4 « « 31x23 4 Catalogue No. , Frame and Filled Outer Cover. . t Solid AddjtWI <« either of above for Inner Hinged Cover with 56. OfWRSfONS

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License: Licensed
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Keywords: ., bookcentury1800, bookdecade1890, bookidamericanvitr, bookyear1899