Annotations to James Joyce's Ulysses/Nestor/031
Per vias rectas (Latin) By straight roads; By straight paths. This is the Blackwood family motto. It is also the school motto of Belvedere College in Dublin, which Joyce attended from 1893 until 1898.
- House of Names.
Gifford, Don; Seidman, Robert J. (1988). Ulysses Annotated. University of California Press. p. 37.
- Ellmann, Richard (1982). James Joyce. Oxford University Press. pp. 35–56.