Invitation for proposals to furnish steel, iron, castings, tin, copper, brass, tobin bronze, copper and brass tubing, chain, wire cable, wire, wire netting, spikes, rivets, bolts, screws, staples, nuts, washers, stocks and dies, reamers, twist drills, bits, drill sleeves, jacks, chucks, vises, wrenches, pliers, track levels, hammers, screw and sister hooks, snatch blocks, butts, hasps, wire-rope attachments, garbage cans, oil cans, water-closet bowls, pipe fittings, valves, cocks, steam traps, steam whistles, lubricators, gong pulls, stovepipe hoods, track torpedoes, handcarts, ladders, oars, mats, glass, card cabinets, mirrors, manila rope, hose, hose clamps, packing, rubber belting, canvas, saddle housings, leather, vitrified sewer pipe, brick, pipe covering, block lagging, lime, core wash, carbide, ocher, et cetera.