References |
| The Horological Journal, 1963-239 |
| Prof. Werner Flury, Die industrielle Entwicklung des Kantons Solothurn, 1907 |
| La Fèdèration Horlogèrie - Suisse, 1905-1910 |
| Roamer Journal 1951, 1953. |
| US Patent and Trademark office - digital archive |
| The UK IPO - digital archive |
| Escapenet - EU patent database |
| Period advertising from the Roamer Watch Company - from a number of published sources. |
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| If you have information to offer, or corrections to the information on this page, please don't hesitate to contact me. A '*' indicates an estimated date and should be treated as such. |