Category: Science - Chemistry/Biochemistry
No product finds so many and ample applications as color. Nearly every trade requires it for the decoration of its products so as to adapt them more generally and pleasantly to the present demands.
It is clear, that such an art should be fostered and nursed, if it is to grow to its full development. But here the investigation of one man is insufficient, a general interest...
5. Part 5To produce it the colors are thrown on in the following order, black, claret red (two parts carmine lake and one part of black well mixed,) pink (ten parts of white and one part...
2. Part 2A size when too thick, allows the colors to expand only with great difficulty and demands a three fold larger quantity of gall than when it possesses its normal consistency. It...
3. Part 3To prepare the size, place 4 ounces of flea-bane in a wide wooden tub, pour 6 quarts of boiling water over it and beat well with a switch of wicker-rods until the gum is entirel...
1. Part 1No product finds so many and ample applications as color. Nearly every trade requires it for the decoration of its products so as to adapt them more generally and pleasantly to...
6. Part 6For the production of nonpareil marble, the comb is employed, made in the following way; take two strips of heavy pasteboard, 12 inches long and 2-1/2 inches wide, divide one of...
7. Part 7The production of these edges does not offer any especial technical difficulties. The book block must be treated as a hollow edge and must be scraped and then decorated with ant...