Campbell, petrologist, served as executive officer for the Division of Geological and Planetary Sciences for several years in the 1940s and 1950s, in addition to being Acting Chairman in 1951-1952. Campbell left Caltech in 1959 to become California ’s State Geologist.
Two identical pieces. Designed for use with Beckman Flame Photometry attachment to the DU spectrophotometer. Hand-written on boxes “Used 1954” and “Used 1956.” Both with original instructions and packing.