>>12693259Translated:
Mars' apparent relative size in the years 1948-1963.
Looking at this picture one may understand, why the surface features of Mars are easiest to study during this opportune time of 1959.
Indicated in each Mars-circle is also the apparent circumference in arc-seconds. The small circle in the middle shows Mars' apparent size while on the opposite side of the earth.
(Picture on the right)
Mars' physical similarities to earth, as well as the long debated artificial canals on the surface have given way to imagination of highly developed life on Mars. Pictured is a french astronomer Flammarione's concept of a Martian human, with large lungs and large ears, due to the thin atmosphere of Mars, and an organ of "the sixth sense" in the middle of their forehead