This certifies that David Walter Dietering has fulfilled requirements of state law and regulations of the State Board for Educator Certification and is hereby authorized to perform duties as designated below:

DescriptionEffective DateExpiration DateStatus
Secondary Earth Science12/17/1976Life*Invalid
 Grades (6-12)
Secondary Sociology12/17/1976Life*Invalid
 Grades (6-12)
*Certificate must be revalidated by successful completion of the appropriate examination. THIS CERTIFICATE IS INVALID FOR EMPLOYMENT IN TEXAS PUBLIC SCHOOLS.