Author

Helge Kragh

11 titles available
Cover of The Weight of the Vacuum by Helge Kragh

The Weight of the Vacuum
Cover of Quantum Generations by Helge Kragh

Quantum Generations
Cover of Higher Speculations by Helge Kragh

Higher Speculations

Phosphors and phosphorus in early Danish natural philosophy

Videnskabens væsen
Cover of History of modern physics by Helge Kragh

History of modern physics
Cover of Liang zi shi dai by Helge Kragh

Liang zi shi dai

En nyytig videnskab

Julius Thomsen
Cover of The moon that wasn’t. The saga of Venus’ spurious satellite. by Helge Kragh

The moon that wasn’t. The saga of Venus’ spurious satellite.
Cover of The moon that wasn't by Helge Kragh

The moon that wasn't

About Helge Kragh

Free ebooks by Helge Kragh available for download.