00308nam a2200109Ia 4500008004000000082001500040100003300055245003400088260003900122300001400161650002300175210210b1929   xxu||||| |||| 00| 0 eng d  a666.1 HODT  aHODKIN (F W) and COUSEN (A).  aTextbook of glass technology.  aLondon.bConstable & Co Ltd.c1929  axxiii,551  aGlass Technology