| 1966 | e Roundstone Chief CSB 151, RC 1 | - Lightning Bug RC 86 |
| 1968 | e Roundstone Chief CSB 151, RC 1 | - Blue Chief RC 14, 33-68-0353 |
| 1970 | e Roundstone Chief CSB 151, RC 1 | - Blue Dream 33-70-0386 |
| 1971 | e Roundstone Chief CSB 151, RC 1 | - Blue Lad 33-71-0579 |
| 1972 | e Roundstone Chief CSB 151, RC 1 | - Symfoni 33-72-0547 |
| 1973 | e Roundstone Chief CSB 151, RC 1 | - Blue Boy 33-73-1210 |
| 1974 | e Roundstone Chief CSB 151, RC 1 | - Blue Lass 33-74-0760 |