Deane,We can confirm only the following on Hibbard's in Tehama county, or in California:
We show your GF: Addison B. HIBBARD, b. 30 Dec 1901 in OR [Mother's maiden name: Cheatman]; d. 17 Apr 1977 in Corning, Tehama county.His SS# 564-03-3249; his last benefits were paid to El Cajon, San Diego county, CA 92020.
The SSDI also shows your F: Richard Deane HIBBARD, his date of death as 23 Apr 1991 in El Cajon, San Diego county, CA and his SS# as 554-38-7824 [his mother's maiden name: Shipman] and the CADI also shows your twin, Addison Allen HIBBARD b. 29 Mar 1956 d. 30 Mar 1956, having lived only 8 hrs.
We also made a photocopy of the obituary for Addison Bert HIBBARD, in which it states he died in the home of his sister Mrs. Gladys Crockett, in which he had resided for 10 years prior to his death in 1977.At that time he was survived by sons Kenneth A. of Placerville, Glenn A. of Ventura and Richard Dean of San Diego; sisters Gladys Crockett of Corning, Doris Hunter of Santa Maria and Ethel Brown of Sacramento + eight grandchildren and two great-grandchildren.He is buried in the Sunset Hill cemetery of Corning.If you want a copy of the obit, please send privately your snail-mail address.
TEHAMA COUNTY GENEALOGICAL & HISTORICAL SOCIETY Scott R. Scott Sherman, Genealogy chairman P O Box 415, Red Bluff CA 96080-0415 firstname.lastname@example.org