Science and technology № 12 (1972)

Annotation:

1. Sent time (the factory for the production of cameras "Smena", Leningrad Optical and Mechanical Association - LOMO). 2. "Do, re, mi ..." (offset printing from photographic film). 3. At the Institute of Biotechnology (new medical devices and apparatus). 4. with the wind behind the back (the development of the original aerosleigh students of the Mari Polytechnic Institute named after Maxim Gorky).