nemfrog:

Saturn floats. Our Country and Its Resources. 1917.
"Saturn, the lightest of the planets in proportion to its size, would float in water (if there were an ocean big enough to hold it!)"

nemfrog:

Saturn floats. Our Country and Its Resources. 1917.

"Saturn, the lightest of the planets in proportion to its size, would float in water (if there were an ocean big enough to hold it!)"