American Vitrified Conduit Company : vitrified salt glazed underground and interior conduits, contractors for complete installation of conduit systems. . PROVIDENCE, R. L Showing 306 Conduits Entering Man-hole at Sub-Station, 81 AMERICAN VITRIFIED CONDUIT CO/S CONDUITS AT. m PROVIDENCE, R. of Water-proof Man-hole, by MARK LOWD, Engineer 32 £ s I l 8 - u

---

Size: 1546px × 1616px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1800, bookdecade1890, bookidamericanvitr, bookyear1899