Concrete in the country / [American Cement Company]. (1910)
American Cement Company · Association of American Portland Cement Manufacturers · leaf 34
A neat appearance may be given the contraction joints by running a jointeralong the top, thus smoothing the edges. Do this before the concrete gets too hard.The sides of the walk may be smoothed in the same way by use of an edger. When the concrete is nearly hard go over the surface with a piece of…