Science and technology № 24 (1966)

1. Types of wildlife and fauna alternate with pictures of airplanes and helicopters.

Portrait of N. E. Zhukovsky, the founder of Russian aviation.

Experiments in the laboratory of the Severtsev Institute of Animal Morphology.

Views of the arnitopter- an aircraft with flapping wings.

Alternate pictures of a bee and an airplane, a helicopter and a dragonfly.

2. Experiments on the production of artificial fiber - acetate fabric at the factory in Kaunas.

The production process, machinery and equipment for the production of acetate fabrics.

3. Experimental study of the voice using an X-ray machine at the Music Institute named after

The Gnessins.

A moving picture of the larynx.

Visual aid for the analysis of the singer's larynx.

Singing exam.