| Show MAKING CANVAS recipe used by mr berthon to render the canvas of hii collapsing bott ir proof anil and believed to be similar to that used in the english dock yirda for hammock cloth in M follows to fix ounces of hard yellow boap add one and a half pint of water and when boiling odd five pound of ground spruce ocher one halt pound of dricka and five pounds of boiled linseed oil for tho ocar be omitted a it to ibo weight iana the flexibility and is anro roside air proof and witter by preparations ot india rubber oil etc with preparations of iodia rubber anro not proof against tho of or rough usage art bot c atily repaired and compared with those coated with the chinese and other preparation arc very heavy and if of the eaino expensive the recipe for emont calico by tho chinese is given by the mr I 1 ie neve roster in hin ein life saving apparatus iu the journal of the society of aili he that iti perfectly efficient aliko in the hotlosz hot lost anil coldest climates is believed to be composed of boiled oil one biart soft one ounce ind one ounce alio whole boiled to oliree of its previous quantity but are re to ps the above pm portion |
