The Washita Valley Trust Company in Oklahoma lists M M Beavers and C T Erwin as associates.
| 
                                                     
                                                            M M Beavers
                                                            
                                                         
                                                     | 
                                                
                                                         
                                                                        
                                                                                OK
                                                                        
                                                             
                                                         | 
                                                |
| 
                                                     
                                                            C T Erwin
                                                            
                                                         
                                                     | 
                                                
                                                         
                                                                        
                                                                                OK
                                                                        
                                                             
                                                         | 
                                                |
| 
                                                     
                                                            Stephen Brown
                                                            
                                                         
                                                     | 
                                                
                                                         
                                                                        
                                                                                OK
                                                                        
                                                             
                                                         | 
                                                
The following government agencies have contributed data:
Oklahoma Secretary of State