From the October 27, 1934, issue

SOVIET SCIENTISTS MAKE LARGE TELESCOPE LENS

Scientists of Soviet Russia are entering the field of telescope-lens construction. The cover illustration of Science News Letter this week shows a technician examining an 82-centimeter (nearly 33 inches) diameter lens.

Largest of the world’s refractor telescopes is the 40-inch-diameter lens instrument of Yerkes Observatory of the University of Chicago.