Volume 1. 1908¿1915; Volume 2. 1916¿1917; Volume 3. 1918¿1919; Volume 4. 1920¿1922; Volume 5. 1923¿1929; Volume 6. 1930¿1939; Volume 7. 1940¿1949; Volume 8. 1950¿1952; Volume 9. 1953¿1954; Volume 10. 1955¿1957; Volume 11. 1958¿1961; Volume 12. 1962¿1972.
Collection of 8000 pages of British Government documents surveying the impact of Islam in the early and mid-twentieth century.