Collectors hunting for valuable coins don't have to reach back a century or more to find them -- they can pop back a few decades to the era of disco music and leisure suits. Several U.S. coins ...

In the Small Date version of the 1970-S Small Date Lincoln Penny ... according to a blog from Liberation of Sound. This penny’s high value is mainly because there are not a lot of specimens ...

Several U.S. coins from the 1970s can fetch you a lot ... Keep in mind that a coin’s condition will also help determine its value. Here are some retro coins that can earn you a serious chunk ...