R. Lionel Fanthorpe, S. M. B. I. S.
Source: "R. Lionel Fanthorpe, S. M. B. I. S. Bibliography." Author Wars, https://authorwars.com/authors/r-lionel-fanthorpe-s-m-b-i-s.html".
Source: "R. Lionel Fanthorpe, S. M. B. I. S. Bibliography." Author Wars, https://authorwars.com/authors/r-lionel-fanthorpe-s-m-b-i-s.html".