Sauzay, A. (Alexandre), 1804-1870 · London, S. Low, son, and Marston · leaf 82
58 MAR VEL S OF GLA SS-MA KING. When the cylinder is made, the blower brings it back to the opening of the furnace so as to soften the end ; when it is sufficiently hot, it is pierced with an iron point. By the balancing movement the opening is increased ; the … Fig. 12. — BLOWING OF SHEET GLASS. glass is pared with a sort of wooden plate ; the edges separate, and the top of the cylinder has disappeared (No. 5).
Glass manufacture · Glassware
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
