Solar powered battery, U.S.A., 1954

In a laboratory, inventors Gerald L. Pearson, Daryl Chapin and Calvin Souther Fuller are shown while demonstrating a toy ferris wheel completely powered by a solar powered battery, U.S.A., 1954. Gerald L. Pearson was an American physicist whose work on silicon rectifiers at Bell Labs led to the invention of the solar cell. In 2008, he was inducted into the National Inventors Hall of Fame.Daryl Muscott Chapin was an American physicist, best known for co-inventing solar cells in 1954 during his work at Bell Labs alongside Calvin S. Fuller and Gerald Pearson. For this, he was inducted into the National Inventors Hall of Fame in 2008.Calvin Souther Fuller was an American physical chemist at AT&T Bell Laboratories where he worked for 37 years from 1930 to 1967. Fuller was part of a team in basic research that found answers to physical challenges.