| name | Manuel Velázquez Villaverde |
| file | Azar ES 002.pdf |
| filepage | 9 |
| name | Manuel Velázquez Villaverde |
| file | Micromania ES 016.pdf |
| filepage | 30 |
| name | Manuel Velázquez Villaverde |
| file | Segasa-Peyper (1987-10-13 presentation of type A & B arcade machines in Madrid) Revista Pin-Ball ES 1987-10.pdf |
| filepage | 1 |
| name | Manuel Velázquez Villaverde |
| file | Azar ES 033.pdf |
| filepage | 97 |
| name | Manuel Velázquez Villaverde |
| file | Billboard US 1962-04-28.pdf |
| filepage | 49 |
| name | Manuel Velázquez Villaverde |
| file | Billboard US 1963-04-13.pdf |
| filepage | 56 |
| name | Manuel Velázquez Villaverde |
| file | CoinSlot UK 1977-03-19, Page 23 (51).png |
| filepage | |