Show bong silkworm authorities and popular works dit er greatly in their estimates ot the length of the fibre in the cocoon of the domestic silkworm morl published statements ot the length ot this fibre could be cited which range all the way from 1100 feet to eleven miles even so good an authority as the britannica places it at yards recent measure ments made in the division ol 01 ento cology show that with certain milan ese yellow cocoon raised in the unit ed states from eggs purchased from france the fibre varies in length brorn to 1195 yards forest and stream |