File:Vintage Illinois Watch Company, Springfield Illinois, Gold-Filled Pocket Watch, Bunn Special, 21 Jewels, B&B Royal 20-Year Case, A. Lincoln Grade Movement (9174547388).jpg - Wikimedia Commons
VINTAGE WATCH: A 1924 Illinois Bunn Special Railroad Grade Pocket Watch - Watch Hunter - Watch Reviews, Photos and Articles
Bunn Special pocket watch made by Illinois Watch Co. - YouTube
Illinois Watch Company Pocket Watch with 21 ruby jewels?? Bunn Special? | Collectors Weekly
Newly Discovered 18-Size Bunn Special Variant - Pocket Watch Database Blog
1929 Illinois Bunn Special Pocket Watch 10K Gold Filled Case - Etsy Canada
Dynamic Poising, 7: Adjusting an Illinois "Bunn Special" to Essentially Perfect Accuracy in 6 Positions • Adjusting Vintage Watches
Antique 16S Illinois 60 Hour Bunn Special Type III 21J Railroad Pocket Watch GF | eBay
Lot - ILLINOIS WATCH CO. BUNN SPECIAL POCKET WATCH