Kolomna diesel locomotives
In 1922, when locomotives of the E series were being constructed in Germany and Sweden under the...
A MAN IN THE CITY OF TOMORROW
Urbanization and cybernetics. These terms entered our active vocabulary relatively recently, but...
- Not a conductor, but a brake!
Once, at a reception with the famous German professor of medicine L. Schleich (1859-1922), a...
AND TREADS AND WHEELS
We have already talked about tanks that had both separate propulsion systems — wheeled and tracked (see...
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