Lake Erie Regulating Works Hoisting Gear for Sluice Gates
USA: U.S. Board of Engineers on Deep Waterways, c.1899. Image Size : 535x745 (mm), 21.06x29.33 (Inches), Platemark Size : , Paper Size : , Coloring: Black & White, Medium: Wood Engraving, Categories: Technology & Machinery;. Image Size : 535x745 (mm), 21.06x29.33 (Inches), Platemark Size : , Paper Size :...