Word: howes
(lookup in dictionary)
(lookup stats)
Dates: during 1930-1930
Sort By: most recent first
(reverse)
The meeting was concluded by a visit to the General Electric plant in West Lynn to see the work being performed there in the making of fused quartz mirrors, an innovation in the manufacture of telescopes. A constant problem in astronomy is how to make bigger and better mirrors for...
The obstacles seem almost insurmountable, but many have been solved, and those that remain very likely will be in time. The difficulty of fusing quartz for so large a mirror at the great temperature required, the problem of supplying heat for such an undertaking, and the ultimate question of how...