Official Handbooks, Circulars And Statutes,
- CTB 1.
- Cyfres
- 1916-1919.
This series includes the background legal and procedural documents used by the Appeals Tribunal. These explained the criteria for determining exemptions, which had been vague when the system began work in March 1916. The procedures were constantly updated and clarified by Local Government Board and Ministry of National Service circulars.