(1) use the girl's long hair (because it is soft) , wash it with grass ash, then mix it with raw paint 15 and kerosene 1. Wet Hair Comb Shun, and paint scrape off the excess paint, pressure into 1 cm thick, wide, long as needed. And stick it to a flat glass plate.
(2) after 48 hours of slightly drying, remove with a thin blade knife. Tie It with a fine linen cord to a thin wooden board. After a few days of complete drying, the cord is taken out. The four sides are covered with a thin wooden board (made of loose wood) which is glued with lacquer and then spliced together. The cord is then tied with a linen cord. After the lacquer has dried and secured, the cord is removed.
(3) the boards joined together, planed and trimmed.
(4) when used, the edges of one end are obliquely ground on the grindstone to form a sharp shape, such as a thin line, with an even point. Rub and clean with soap and then paint.
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