| Identifier : | 135 |
| Title : | Henri Brocard à H. Poincaré |
| Author surname : | Brocard |
| Author first name : | Henri |
| Recipient surname : | Poincaré |
| Recipient first name : | Henri |
| Sent to : | Paris |
| Date YYYY-MM-DD : | 1898-00-00 |
| Language : | fr |
| Source : | Columbia University Rare Book and Manuscript Library |