| Number | Name | Date | Kind |
|---|---|---|---|
| D301136 | Brummer | May 1989 | |
| D304319 | Brummer | Oct 1989 | |
| D327040 | Brummer | Jun 1992 | |
| D369574 | Clarke | May 1996 | |
| D420370 | Spriggs et al. | Feb 2000 | |
| 5272928 | Young | Dec 1993 |
| Entry |
|---|
| Brochure from Advanced Transportation Products, Inc., Model R40 (Sep. 1998). |
| RCN (Recumbemt Bicycle News), Mar. 1997, Greenspeed GBR20/26 Tourer SWB. |
| Photocopy of photograph of an old Vision model from 1992 to 1993. |