SL-SF 400-417:
SL-SF 400-417 - built 6-7/1973 - serial numbers 73606-1 thru 73606-18:
| SL-SF 400 | SL-SF 401 | SL-SF 402 | SL-SF 403 | SL-SF 404 |
| SL-SF 405 | SL-SF 406 | SL-SF 407 | SL-SF 408 | SL-SF 409 |
| SL-SF 410 | SL-SF 411 | SL-SF 412 | SL-SF 413 | SL-SF 414 |
| SL-SF 415 | SL-SF 416 | SL-SF 417 |