Putz houses were popular through much of the 20th century and remain easy to find today -- though they often need a little fixing up. Look for them online and from dealers who specialize in holiday collectibles. You can also find new versions or even make your own (get our templates and how-tos).
We love old glass bottles because of their quirks -- the trapped bubbles, the swirls of sediment, the color variations. Most of these changes came slowly, and the glass containers that result -- such as this molded demijohn made in the 1880s -- create a timeline of American ingenuity. To learn how to read history through the bottles you'll encounter at flea markets (including a glossary of terms) read on.