The Harper Encyclopedia of Science, 1963 Hardcovers in Slipcase

An amazing 4-volume set that covers astronomy, aeronautics, atomic energy, biochemistry, biology, botany, chemistry, cosmology, electronics, engineering, genetics, geology, and geophysics. Also history of science, logic, math, meteorology, mineralogy,  philosophy of science, physics, physiology and anatomy, statistics, zoology, and more! Phew!

Edited by James R. Newman and profusely illustrated.