Show valuable abla life preserver one of the latest substitutes for the ordinary life preserver Is a curious device which when extended for use has a shape chape resembling that of a bowling pin it la is intended to be entered by a single person and in that case keeps the user entirely dry but it to la said eald that its buoyancy Is so great that lu in case of a catastrophe as many as 20 persons can be supported aup ported for an indefinite period by hanging bringing to the I 1 loops around the lower part of the nood hood popular mechanics |