CHALMERS & BORTON, engi- rieer:; and contractors, will start construction of a warehouse [or Hit Topeka Flour Mill Co., at To pcka in the next lew days, Clinton ii. Chalmers announced today. . . The structure will be 75 by 200 feet in dimensions, ot rcinlorced concrete. . . . Plans are virtually completed, Chalmers said. . . . This is only one ut many jobs the concern 1ms done over a wide radius, from Marion. O.. to Oklahoma Oklahoma and Texas localities, since coming here from Kansas City a fete years ago.