IOTA 19878/89 ZBT Composite

IOTA 1988/89 ZBT Composite

IOTA 1987/88 ZBT Composite

IOTA 1987/88 ZBT Composite

IOTA 1985 ZBT Group

IOTA 1985 ZBT Group

IOTA 1983 ZBT Group

IOTA 1983 ZBT Group

IOTA 1982 ZBT Group

IOTA 1982 ZBT Group

IOTA 1978 ZBT Composite

IOTA 1978 ZBT Composite

IOTA 1977 ZBT Composite

IOTA 1977 ZBT Composite

IOTA 1976 ZBT Composite

IOTA 1976 ZBT Composite

IOTA 1975 ZBT Composite

IOTA 1975 ZBT Composite

IOTA 1974 ZBT Composite

IOTA 1974 ZBT Composite

 

IOTA 1971 1959 South Columbine

IOTA 1971 1959 South Columbine WARNING: Do not attempt to sit on the overhang

IOTA 1970 ZBT Composite

IOTA 1970 ZBT Composite

IOTA 1969 PSD Composite

IOTA 1969 PSD Composite

IOTA 1969 Little Sisters of the Sands Composite

IOTA 1969 Little Sisters of the Sands Composite

IOTA 1967 PSD Composite

IOTA 1967 PSD Composite

IOTA 1966 PSD Composite

IOTA 1966 PSD Composite

IOTA 1965 PSD Composite

IOTA 1965 PSD Composite

IOTA 1964 PSD Composite

IOTA 1964 PSD Composite

IOTA 1963 PSD Composite

IOTA 1963 PSD Composite

IOTA 1962 PSD Group

IOTA 1962 PSD Group

IOTA 1961 PSD Composite

IOTA 1961 PSD Composite

IOTA 1960 PSD Officers

IOTA 1960 PSD Officers

IOTA 1959 PSD Officers

IOTA 1959 PSD Officers

IOTA 1958 PSD Group

IOTA 1958 PSD Group

IOTA 1957 PSD Group

IOTA 1957 PSD Group

IOTA 1956 PSD Group

IOTA 1956 PSD Group

IOTA 1956 PSD Group

IOTA 1955 PSD Group

IOTA 1954 PSD Group

IOTA 1954 PSD Group

IOTA 1953 PSD Officers

IOTA 1953 PSD Officers

IOTA 1952 PSD Group

IOTA 1952 PSD Group

IOTA 1951 PSD Group

IOTA 1951 PSD Group

IOTA 1950 PSD Group

IOTA 1950 PSD Group

IOTA 1949 PSD Group

IOTA 1949 PSD Group

IOTA 1948 PSD Composite

IOTA 1948 PSD Composite

IOTA 1947 PSD Composite

IOTA 1947 PSD Composite

IOTA 1943 PSD Composite

IOTA 1943 PSD Composite

IOTA 1942 PSD Composite

IOTA 1942 PSD Composite

IOTA 1941 PSD Composite

IOTA 1941 PSD Composite