- E-bookThe Indian Space ProgrammeGurbir Singh
- E-bookYuri Gagarin in London and Manchester A Smile that Changed the World?Gurbir Singh
- E-bookIndia's Forgotten Rocket PioneerGurbir Singh
- E-bookMy Personal History of The British Interplanetary Society 1933 - 1937 LiverpoolLeslie Johnson
- E-bookIndia’s Forgotten Rocket PioneerGurbir Singh
- E-bookMy Personal History of The British Interplanetary Society 1933 - 1937 LiverpoolLeslie J Johnson