1952 - Wernher von Braun discusses the technical details of a manned exploration of Mars in The Mars Project.
1953 - Colliers Magazine publishes a series of articles on man's future in space, igniting the interest of people around the world. The series includes numerous articles by Ley and von Braun, illustrated by Chesley Bonestell.
... vocative, accusative, instrumental[?], dative, ablative, genitive, and locative. It has over ten noun declensions.
Sanskrit has ten classes of verbs divided into in ...