(ENCLOSURES.) Extract ,from Lecture by Mr. Oliphant Devitt, of Messrs. Lewis & Peat of Minc;ny Lane, London, ..
... is coagulated in pans and kerosene tins, rolled by hand with pins or bottles or with ordinary mangles in truly primitive fashion. The biscuits and sheets thus turned out are dried by laying out flat on wire netting or strung up like herrings, taking from ...