Bemærk: Kan ikke leveres før jul.
Originally published in 1953, this book first sets out some observational facts about comets, then the greater part of the book accounts for their origin and explains how... Læs mere
Bemærk: Kan ikke leveres før jul.
This 1953 book by British astronomer Raymond Arthur Lyttleton presents an account of advances in relation to a classical problem of mathematical astronomy. The... Læs mere