F. Dawidowsky

Glue, gelatine, animal charcoal, phosphorous, cements, pastes and mucilages: comprising the raw materials and manufacture of skin and bone glue, different varieties of glue, animal charcoal, phosphorus, gelatine and products prepared from it; isinglass and fish-glue, methods of testing glue and gelatine, and the preparation and application of cements, pastes and mucilages for use in the workshop, laboratory, and office

F. Dawidowsky