There is a Social Security Death Record for your father, Howard G. Bigby. SS# 321-20-4089 Born 5 Jun 1923 Died 9 Jul 1993 Residence Yakima, Yakima, WA Issued in AR
Your can request his Social security information. The application form (SS-5) contains the following information: Full name Full name at birth (including maiden name) Present mailing address Age at last birthday Date of birth Place of birth (City, county, state) Father's full name "regardless of whether living or dead" Mother's full name, including maiden name, "regardless of whether living or dead" Sex and race Ever applied for SS number/Railroad Retirement before? Current employer's name and address Date signed Applicant's signature
You may need a special form to mail to the Social Security Administration to request a copy of your ancestor's SS-5 form. The Social Security Administration now charges $27.00 for each individual copy (an abbreviated NUMIDENT printout is available for $16.00).
This would be a good place for you to start. You will learn what county in Arizona to look for his birth records and possible his parent's marriage record.That would list their parents too.Good luck.