Raymond Burr would star in the television series "Perry Mason". Although the network wanted Burr to continue work on "Fort Laramie" as well, the TV series required an extraordinary commitment and the radio show ended. Known for his loyalty and consciousness of history, Burr went out of his way to employ his radio colleagues in his television programs. Some 180 radio celebrities appeared on "Perry Mason" during the first season alone. Burr emerged as a prolific television character actor in the 1950s. He made his television debut in 1951, appearing in episodes of "Stars Over Hollywood", "The Bigelow Theatre", "Family Theater" and
Thomas Burr Osborne (chemist) also established the importance of lysine and tryptophan in a healthy diet. Thomas Burr Osborne (chemist) Thomas Burr Osborne (August 5, 1859 – January 29, 1929) was a biochemist and early discoverer of Vitamin A. He is known for his work isolating and characterizing seed proteins, and for determining protein nutritional requirements. His career was spent at the Connecticut Agricultural Experiment Station. Thomas was the son of lawyer Arthur Dimon Osborne and the grandson of US Representative Thomas Burr Osborne. His life exhibited "a single purpose, the understanding of the relationships of proteins to each other and the animal world.