Manufacturing steps for shells or bullets

View of steps involved in the manufacturing of shells or bullets. Printed on front: "Rough face base, rough finish, rough turn, center, first cut off, rough forging, face base and cut groove, cut off end, finish turn and grind bearing base, bore face and under cut nose, nose and harden, 2nd rough turn, clean band and finish, touch up under cut off thread and varnish inside, assemble base and notch nose, turn band, press on band, knurl, band groove and seat nose." Typed on back: "MS/W. Ledyard Mitchell collection, accession 20, National Automotive History Collection, Detroit Public Library. Subject: Military equipment, 1914-1918--Shells. Date: 1914-1918. Source: As above collection."