THE ATTAINABILITY OF HEAVENLY BODIES : HOHMANN, WALTE : Free Download, Borrow, and Streaming : Internet Archive

$ 17.50

4.9
(276)
In stock
Description

THIS WORK (ORIGINALLY PUBLISHED IN 1925) CONTRIBUTES TO RECOGNITION OF THE FEASIBILITY OF SPACE TRAVEL. TREATED ARE PROBLEMS ASSOCIATED WITH LEAVING THE EARTH

The Attainability of Heavenly Bodies - Walter Hohmann - Google Books

VA METAL COLLECTION : Free Download, Borrow, and Streaming : Internet Archive

What is the maximum duration of a space mission without returning

Training - Astronaut Walter Cunningham : NASA : Free Download, Borrow, and Streaming : Internet Archive

PDF) BERGSMO, M., E. J. BUIS & T. SONG (2022) (eds.) *Philosophical Foundations of International Criminal Law: Legally-Protected Interests*, Torkel Opsahl Academic EPublisher: Brussels [ISBN 978-82-8348-117-4]

Anah Found Hayemim in the Wilderness: A Hidden Critique of Jacob's

VA METAL COLLECTION : Free Download, Borrow, and Streaming : Internet Archive

To travel to Mars, since there are no space traffic to interfere

HIE Dhlomo's 1935 play about Nongqawuse returns, resurrected by an

being human (Evolving News) 2010-01 by Anthroposophical Society in

The Humanity Archive