One of the first antibiotics developed in the United States — actinomycin, created by Selman Waksman of Rutgers University — proves too poisonous for use in humans.
The first color television broadcast in America by RCA is accomplished, but development of the new technology is hampered by the need for special equipment.
The Vought-Sikorsky corporation conducts the first completely successful helicopter flight.
This complete 15 May contains 64 words. This
article contains 1,060 words (approx. 4 pages at 300
words per page).
