Cookie jars became popular household staples in the mid-20th century, and some of those retro containers are now serious collector's items. If you come across one of these jars in great condition, ...

Vintage cookie jars have become more than just kitchen décor—they can be valuable collectibles. Whether you’ve inherited one or find them at thrift stores, some older jars are now worth significant ...

close up of light blue vintage mason jars at flea market - Kimbra Ritchie/Getty Images The first step is to look for signs of age, such as scratches or worn out bases. Another reliable way to date a ...