| Friends of General Staff Buttons |
| William Leigh |
| Old Court House Civil War Museum |
| U.S. Army Quartermaster Museum |
| The Picket Post |
| Harry Ridgeway |
| Bob Edmondson |
|
V.M.I. Museum |
|
The Company of Military Historians http://www.military-historians.org
|
|
Robert Eric French Antiques Americana Militaria
|
| https://www.ebay.com/str/regimentalheadquarters |
| The American Civil War Museum |
| Chris Daniels |
| American Civil War Forum |
| Gettysburg Battlefield Preservation Association |
| American Battlefield Trust |
| North South Traders Civil War Magazine |