. Portland cement concrete pavements for country roads. /tm ? £T Fig. 2.—Canvas Covering in CONCRETE ROAD, CHEVY CHASE, MD. Bui. 249, U. S. Dept. of Agriculture. Plate Fig. 1.—Covering the Surface with a Layer of Earth After Canvas is Removed.

---

Size: 1961px × 1274px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1910, bookidportlandceme, bookyear1915