| Inspiration Classic 29 - Mentale kracht: het | William Atkinson | Fountain Of Inspiration |
| Mentaal meesterschap | William Atkinson | Fountain Of Inspiration |
| Inspiration Classic 18 - Geheugen | William Atkinson | Fountain Of Inspiration |
| Inspiration Classic 17 - Denkcultuur of | William Atkinson | Fountain Of Inspiration |
| Inspiration Classic 11 - Persoonlijk magnetisme 1 | William Atkinson | Fountain Of Inspiration |
| Inspiration Classic 14 - De Kybalion | William Atkinson | Fountain Of Inspiration |
| Inspiration Classic 19 - Meesterbrein | William Atkinson | Fountain Of Inspiration |
| Inspiration Classic 20 - De kracht van | William Atkinson | Fountain Of Inspiration |
