Gyr, Jean Guillaume, 1820–
Nationality: Undetermined, possibly 
(Belgium)
Identities and Authority Control
- pdbooks.info ID: 148564
Jean Guillaume Gyr Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
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| La franc-maçonnerie dans sa véritable signification: ou son organisation, son but et son histoire | 1854 | Translator | |  |  | | | 
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