O'Brien was educated at the Carmichael School, Dublin, and qualified LRCSI in 1861. He was in general practice in Denton, near Manchester.
- Reference
- GB 133 MMC/2/ObrienE
- Physical Description
- 1 file
O'Brien was educated at the Carmichael School, Dublin, and qualified LRCSI in 1861. He was in general practice in Denton, near Manchester.