- E-bookBarkham Burroughs' Encyclopaedia of Astounding Facts and Useful Information, 1889Barkham Burroughs
- E-bookBarkham Burroughs' Encyclopaedia of Astounding Facts and Useful Information, 1889Barkham Burroughs
- E-bookBarkham Burroughs' Encyclopaedia of Astounding Facts and Useful Information, 1889Barkham Burroughs