Jean Baptiste Betfort Dufrenne (Q12349741)
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Dutch Esperantist
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Jean Baptiste Betfort Dufrenne |
Dutch Esperantist |
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Jean Baptiste Betfort Dufrenne |
Dutch Esperantist |