David Coombs is a British author, historian, and teacher. He is a former editor of the 'Antique Collector' and was a columnist for the British weekly trade magazine, 'Antiques Gazette'. He was a history teacher for many years at the Westlake School for Girls and later at the Harvard-Westlake School. Wikipedia*
On the C-SPAN Networks:
David Coombs has one video in the C-SPAN Video Library; the first appearance was a 2012 Forum.