| Author | Titles | 1.
| Spagnesi, Gianfranco | 1 | 2.
| Spagnoli, Sigismondo | 1 | 3.
| Spagnotti, Pio | 1 | 4.
| Spahni, Jean-Christian | 1 | 5.
| Spaight, James Molony | 1 | 6.
| Spalding, David, | 1 | 7.
| Spalding, Frances | 6 | 8.
| Spallek, Johannes | 1 | 9.
| SpanD (Firma de design) | 1 | 10.
| Spangberg, Marten | 1 |
|
|