Looking at the other issues back in 1906, you can see the types and calibers of firearms returned to Mombasa by Akeley and W.D.M. Bell (pages 20 & 23)
Fun reading anyway. Bell had just two 303 single barrel rifles.

http://books.google.com/books?id=k3yb0yzwhMgC&printsec=frontcover#v=onepage&q&f=false