Sauzay, A. (Alexandre), 1804-1870 · London, S. Low, son, and Marston · leaf 264
240 MA R VEL S OF GLA SS-MA KING. ^ are thus rendered visible on the white sheet, P, Q, fixed to the wall, and the more so as this is placed in a room in almost total darkness. … Fig. 57- — MAGIC LANTERN. The white sheet on which the objects appear being immovable, since, as we have just said, it is spread on the wall, means had to be found to vary the distance and the size of the image : this effect is obtained by inserting the second part of a tube more or less deeply…
Glass manufacture · Glassware
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
