Trinidad & Tobago. Group of Proof Sets and Mint Sets: Silver Proofs: 1971 (7pc, 1 set), 1972 (7pc, 2 sets), 1972 (8pc, 1 set), 1973 (7pc, 2 sets), 1973 (8pc, 1 set), 1974 (8pc, 2 sets), 1975 (8pc, 2 sets), 1976, 77, 78, 79, 80 (8pc sets. 5 sets). Total silver 16 sets, 25.535 ounces; Mint Sets (non-silver) 1974, 1978, 1979, 1980. Estimate Value $350 - 400