Dr. John Raymond Koos

January 26, 1919 – July 27, 1980

John Raymond Koos, 61, pilot of a small plane preparing to fly home after his son’s wedding, crashed near the Rubidoux (unincorporated community in Riverside County, California) Flabob airport on July 27, 1980. Mr. Koos was killed, along with the bride’s father, and two other passengers.

Born at Trinidad, Colorado on January 26, 1919, he was the son of Quincy and Capitola Gooden Klostermyer Koos. Following his graduation from Perry high school in 1936, he was employed as a foreman at the Klostermyer Planing Mill and Cabinet shop.

In November, 1940 Mr. Koos enlisted in the US Naval Reserve and, upon his discharged in October, 1941, he moved to California. In June, 1949, he graduated from the College of Medical Evangelists school of medicine, operated by Seventh Day Adventists in California. He served as an intern in the Glendale sanitarium and hospital at Glendale, California, before beginning a medical practice in San Diego, California. In March, 1966, Dr. Koos joined the staff of the Santa Anna Hospital and Clinic.

Dr. Koos and Jane Beverly Worth Campbell, a registered nurse at the Hillcrest Hospital in Waco, Texas were married on July 2, 1966, in Brown, Texas. By 1970 they moved to San Marcos, Texas, where they both continued practicing medicine.

Survivors include: his wife, Jane Koos of San Marcos; sons, Dr. Brian J. Koos of Oxford, England, David Koos of San Diego, Calif.; daughter Cheryl Koos of Riverside, Calif.; stepsons, Wayne Campbell of San Francisco, Calif., Douglas Campbell of Seoul, Korea; sister, Marie Burk of San Carlos, Arizona; and two grandchildren.

Services will be at 2 p.m. Sunday at the Seventh Day Adventist Church in San Marcos, Texas. Burial will be at the San Marcos City Cemetery.