Encounters with comets

~3⁵⁹ €

7d 2h 5m

djin82 (8)

The cat

~2⁰⁵ €

7d 2h 40m

djin82 (8)

Windings of asynchronous motors

~5¹³ €

8d 21h 55m

djin82 (8)

Testing and adjustment of industrial steam boilers

~1⁵⁴ €

8d 22h 0m

djin82 (8)

The unknown universe.

~3⁰⁸ €

9d 23h 29m

djin82 (8)

A little book about science

~3⁰⁸ €

9d 23h 34m

djin82 (8)