Newly Discovered 18-Size Bunn Special Variant - Pocket Watch Database Blog
Rare Illinois Railroad Bunn Special Type III Housed in this Stunning Rose Gold Fill Case - The Pocket Watch Guy
Illinois 21 Jewel 60 Hour Bunn Special Double Time Zone Pocket | Lot #73010 | Heritage Auctions
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
Illinois Bunn Special 16s 21j Original Signed Bunn GF Case 1922 W/chain PW010 – CDE
Dynamic Poising, 7: Adjusting an Illinois "Bunn Special" to Essentially Perfect Accuracy in 6 Positions • Adjusting Vintage Watches