John Marshall Archive, JMA, Box: JMA, Box: 01-31; 34; Box: JMA, Box: 32-33; Box: JMA, Box: 36. British School at Rome Archive & Special Collections.

John Marshall Archive, JMA, Box: JMA, Box: 01-31; 34; Box: JMA, Box: 32-33; Box: JMA, Box: 36. British School at Rome Archive & Special Collections. https://archive.bsr.ac.uk/repositories/3/resources/65 Accessed January 31, 2026.