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- [S15] Obituary, Gustave Gyrion, Stevens Point Daily Journal, 18 Nov 1904.
- [S15] Obituary, Josephine Gyrion, Stevens Point Daily Journal, 24 Feb 1950.
- [S174] 1900 US Census, Grand Chute, Appleton, Outagamie Co., Wisconsin; 69; p.3A; h.40 f.46; Gust Gyrion; 25 July 2010.
- [S190] 1905 Wisconsin State Census, Gustaph Gerrion; Plover, Portage Co., Wisconsin - pg.342.
- [S181] 1910 US Census, Plover, Portage Co., Wisconsin; 58; p.7B; h.121 f.128; Gustav Gyrion; 28 July 2010.
- [S173] 1920 US Census, Plover, Portage Co., Wisconsin; 74; p.4A; h.72 f.76; Gustave Gyrion; 28 July 2010.
- [S189] 1930 US Census, Plover, Portage Co., Wisconsin; 49-23; p.3A; h.46 f.46; Gustave Gyrion; 28 July 2010.
- [S257] Obituary, Stevens Point Daily Journal, "Gustave Gyrion"; 27 August 1934.
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