| Name | Life Info | Nationality |
| Clay Spohn | (San Francisco, California, 1898 - 1977, New York City, New York) | American |
| Margaret Tomkins | (Los Angeles, California, 1916 - 2002, Sedona, Arizona) | American |
| Walter G. Treadwell | (Grass Valley, California, 1892 – 1970, Oakland, California) | American |
| Matthew Barnes | (Kilmarnock, Scotland, 1880 – 1952, San Francisco, California) | Scottish/American |
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