All digital copies of the b/w photographs of Konstantin Tsiolkovsky, posted on this page, were restored and colorized using modern technologies. So, anyone who wants to learn about the life and works of K. E. Tsiolkovsky, can see these images in color and high quality.
Do you want to get acquainted with the results of Konstantin Eduardovich Tsiolkovsky’s research?
In the “Scientific Heritage” section of the site you can read some articles by Konstantin Eduardovich Tsiolkovsky translated into English and download them in PDF format for free.
In the section “Научное наследие” you can read most of Konstantin Eduardovich Tsiolkovsky’s works in original Russian and download them for free in PDF format.
Enjoy reading!