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But I'm wasting a lot of time. What do we do now?" "We get busy on the big tube. You might warm up the annealing oven and melt me that pot of glass, while I get busy on the filament supports, plate brackets, and so on." Both fell to work with a will, and hours passed rapidly and almost silently, so intent was each upon his own tasks. "All x, Steve." Nadia broke the long silence.
No matter how flat the casting table is, or how much care is taken, the surface of the glass after annealing is always bad. If it is to be made into polished plate it must be ground down first with sand and water; then ground smoother still with a coarse kind of emery stone and water; next ground again with water and powdered emery stone.
The light fell on the gold piece that lay there. He took it, examined it carefully, and slipped it into his wallet with a sort of mechanical chuckle. He glanced at the furnace next, and recollected that the precious pieces Zorzi had made were in the annealing oven.
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