| Leonard, L. T.; 1980 Red Book; 1980 | 1980 Red Book | 1980-00-00 | WILFRED SYKES | Chief Engineer |
| Leonard, L. T.; 1981 Red Book; 1981 | 1981 Red Book | 1981-00-00 | WILFRED SYKES | Chief Engineer |
| Leonard, L. T.; 1982 Red Book; 1982 | 1982 Red Book | 1982-00-00 | WILFRED SYKES | Chief Engineer |
| Leonard, L. T.; 1983 Red Book; 1983 | 1983 Red Book | 1983-00-00 | WILFRED SYKES | Chief Engineer |
| Leonard, L. T.; 1984 Red Book; 1984 | 1984 Red Book | 1984-00-00 | WILFRED SYKES | Chief Engineer |
| Leonard, L. T.; 1985 Red Book; 1985 | 1985 Red Book | 1985-00-00 | WILFRED SYKES | Chief Engineer |
| Leonard, L. T.; 1986 Red Book; 1986 | 1986 Red Book | 1986-00-00 | WILFRED SYKES | Chief Engineer |
| Leonard, L. T.; 1987 Red Book; 1987 | 1987 Red Book | 1987-00-00 | WILFRED SYKES | Chief Engineer |
| Leonard, L. T.; 1988 Lake Boats; 1988 | 1988 Lake Boats | 1988-00-00 | EDWARD L. RYERSON | Chief Engineer |
| Leonard, L. T.; 1989 Lake Boats; 1989 | 1989 Lake Boats | 1989-00-00 | EDWARD L. RYERSON | Chief Engineer |
| Leonard, L. T.; 1990 Lake Boats; 1990 | 1990 Lake Boats | 1990-00-00 | WILFRED SYKES | Chief Engineer |
| Leonard, L. T.; Greenwood & Dill 1991 | Greenwood & Dill 1991 | 1991-00-00 | WILFRED SYKES | Chief Engineer |
| Leonard, L. T.; Lake Boats '92; 1992 | Lake Boats '92 | 1992-00-00 | EDWARD L. RYERSON | Chief Enginer |
| Leonard, L. T.; Lake Boats '93; 1993 | Lake Boats '93 | 1993-00-00 | EDWARD L. RYERSON | Chief Enginer |