| Sorce |
Title |
Registrations |
| 1930/03 KG | The Kennel Gazette March 1930 | 4 |
| 1930/04 KG | The Kennel Gazette April 1930 | 16 |
| 1930/05 KG | The Kennel Gazette May 1930 | 11 |
| 1930/06 KG | The Kennel Gazette June 1930 | 32 |
| 1930/07 KG | The Kennel Gazette July 1930 | 22 |
| 1930/08 KG | The Kennel Gazette August 1930 | 19 |
| 1930/09 KG | The Kennel Gazette September 1930 | 26 |
| 1930/10 KG | The Kennel Gazette October 1930 | 25 |
| 1930/11 KG | The Kennel Gazette November 1930 | 19 |
| 1930/12 KG | The Kennel Gazette December 1930 | 10 |
| 1931 Crufts | Cruft's catalogue 1931 | 28 |
| 1931 KCSB | Kennel Club Stud Book 1931 | 29 |
| 1931-01 AKC | AKC Stud Book Register January 1931 | 4 |
| 1931-04 AKC | AKC Stud Book Register April 1931 | 1 |
| 1931-06 AKC | AKC Stud Book Register June 1931 | 4 |
| 1931-07 AKC | AKC Stud Book July 1931 | 2 |
| 1931/01 KG | The Kennel Gazette January 1931 | 18 |
| 1931/02 KG | The Kennel Gazette February 1931 | 16 |
| 1931/03 KG | The Kennel Gazette March 1931 | 13 |
| 1931/04 KG | The Kennel Gazette April 1931 | 21 |
| 1931/06 KG | The Kennel Gazette June 1931 | 9 |
| 1931/07 KG | The Kennel Gazette July 1931 | 14 |
| 1931/08 KG | The Kennel Gazette August 1931 | 18 |
| 1932-05 AKC | AKC Stud Book May 1932 | 5 |
| 1932-07 AKC | AKC Stud Book July 1932 | 2 change of ownership |
| 1932-12 AKC | AKC Stud Bood December 1932 | 4 |
| 1933 NHSB | Nederlands Honden-Stamboek 1933 | 15 |
| 1933-06 AKC | AKC Stud Book June 1933 | 4 |
| 1933-08 AKC | AKC Stud Book August 1933 | 2 |
| 1933-09 AKC | AKC Stud Book September 1933 | 1 |