Show t new sour courte e of leather durable leathe leather from the bladders of animals is Is calmed aimed by rudolph doos a swiss iss the bladders are stretched ant am dried giving them a smooth surface and are then made pliant and waterproof water aroot by ft a special process of fullin and tanning T the he pieces so obtainer obtain ei may be pressed together with a s sy table adhesive and with or without falt I 1 it to give a leather or leather subsoil substitute t te of any desired thic thickness knes 1 |