US Patent No. 1,096,116, granted to Marvin H. Mead of Passaic, New Jersey, on May 12, 1914, for apparatus used in raising silkworms outdoors on living mulberry branches. The specification describes mesh pouches, cylinders and larger tree enclosures made of organdie, cotton bobinet and wire gauze, which protect the worms from parasites, birds and wasps while letting them feed on growing leaves. It also covers a reinforced mesh fabric, fastening devices, orchard arrangements and staggered hatching schedules. Two sheets of drawings (Figs. 1-14) and three claims are included.