Science and technology № 1 (1971)

1. Magnetic shutter.

General plan of the metallurgical plant.

Blast furnace.

Rolled metal.

Waste water discharge.

Laboratory of the Moscow Institute of Civil Engineering.

Experiments on water purification from metal suspension.

Laboratory setup.

The scheme of the installation (animation).

2. Bold operation.

A man walks on crutches.

Doctor K. M. Sivash stands at the window and smokes.

X-ray of the affected joint.

A corresponding member of the USSR Academy of Medical Sciences and colleagues discuss the possibility of joint replacement.

Operation diagram (animation).

The design office, the people behind the kulmans.

Drawing of the joint prosthesis.

Samples of artificial joints of different designs, made of different materials.

Doctors in the operating room.

Bone tissue under a microscope.

Surgery to replace a diseased joint.

X-ray of the limbs with artificial joints.

A man comes down the stairs.

3. At the sources of the Neva River..

Shlisselburg fortress from the water.

The ruins of the fortress.

Panorama of the barred windows.

A memorial plaque on the wall, at the place where A. Ulyanov and his comrades were executed.

A grassy moat around the fortress.

Shlisselburg Fortress in the Middle Ages (picture).

restorer V. M., Savkov makes a sketch.

Old engravings of the Oreshek fortress.

Archaeological excavations.

Finds of archaeologists.