Not many I can think of off the top of my head. 1982-40th anniversary of the small cent varieties. 1982 Commemorative coins make a comeback 1997 Eunice Kennedy Shriver on Special Olympics coin first living woman to be featured on one. 1892 Barber coins make their debut. Am I missing any?
1972 Lincoln DDO In 1973 Mary Brooks introduced penny bags containing fifteen 1972 cents---five each from Denver, Phil. and SF mints.
1962 bags-O-bags of 1903-O Morgans were found in treasury vaults. The 1903-O was thought to be one the rarest Morgans extent thanks to melting from the Pittman Act. Their values crashed from $1500 in BU to $13. It was a good time to study Darwin.