Logan, John Kokanour, a 47 year resident of Rancho Palos Verdes, passed away on Tuesday, October 23, 2007 at his home in Rancho Palos Verdes. John was born on October 17, 1923 in Siloam Springs, AR, to Herma H. Logan (nee Kokanour) and Roy C. Logan. He is survived by his loving wife, Priscilla G. Logan of Rancho Palos Verdes, CA; son, Roy C. Logan of San Mateo, CA; daughter, Elizabeth G. Cook, son-in-law Charles R. Cook; and grandchildren, Bryan C. Cook and Kristen E. Cook, all of Redondo Beach, CA. He is descended from Col. George Logan of Charleston, SC and the Logans, Barons of Restalrig, Scotland. John graduated from Monrovia High School in 1940. John served in the Navy during World War II, fighting in the Pacific Theater aboard the heavy cruiser U.S.S. Baltimore. Proud of his service for his country, John was a member of the Navy League. After the war, John attended Stanford University and received his B.S. in Industrial Engineering in 1949. While at Stanford, John was an active member of the Stanford Alpine Club. On May 16, 1953, John married Priscilla Grace Wehe, daughter of the late Roy A. Wehe and Grace Crampton Wehe of San Mateo, CA. This past May marked their Fifty-fourth year of marriage. After his graduation from Stanford University, John had a 21 year career with Westinghouse in Quality Control Management, which took him and his wife to Pittsburg, PA and Hampton, SC. In 1960 John left Westinghouse and returned to Southern California with his family, where he worked for Pacific Semi-Conductors prior to starting his own company. In the late 1960’s, John founded Inter-Logic Systems Co., Inc. of Garden Grove, CA, a manufacturer of specialized and custom probe stations and probe cards used in testing integrated circuits. John served as President of the company until his retirement in 2000. He held several patents on integrated circuit testing equipment. John was a long-time member of St. Francis Episcopal Church in Palos Verdes Estates, serving on the Vestry and other church groups. He was an active hiker, climber and mountaineer throughout his life, hiking in the San Gabriel Mountains in his youth, mountaineering while in the Stanford Alpine Club and exploring the great outdoors of the Western United States with his wife, Priscilla. John held a lifelong passion for geology and mineralogy and was an owner of the historic Lucky Jim silver mine. John collected a library devoted to the Civil War, during which his great grandfather, Col. John Logan, commanded the 11th/17th Arkansas regiment. Upon his retirement, John devoted the remainder of his life to the support and participation of his beloved grandchildren’s activities. He was a devoted and doting grandfather. John was a long-time supporter of the Republican Party and was most proud of his work during the future President Ronald Reagan’s first gubernatorial candidacy. The Service will be held at St. Francis Episcopal Church, 2200 Via Rosa, Palos Verdes Estates, CA 90274 at 11:00 AM on Monday, October 29, 2007. Private burial will follow at Green Hills Memorial Park.

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  1. Dear Liz, Bob, Bryan and Kristen: I just wanted to extend my deepest sympathies on the passing of your Dad and Grandfather. He was lovely, warm and gracious. My thoughts are with your Mom as well. Please send her my regards. Warmest regards, Kathy Siegel

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