Dating antique medicine bottles
A bottle that is embossed with the manufacturer's name, location, or other information about where the bottle came from is of more interest to collectors than one that does not. Whatever you call it, people are drawn to pretty things.
A beautifully shaped bottle will be in more demand than a mundane bottle. A rare bottle may be more valuable than a bottle that is more readily available, but not always.
There are several factors that determine the value of old bottles.
Finding a one-hundred-year-old Coke bottle might put a few dollars in your pocket should you decide to sell it.
The pontil mark is the mark at the bottom of the bottle where it was attached to the glass blower's pontil rod.
Bottles can be divided into four eras: You can tell the difference between a machine-made bottle and a handmade bottle by carefully checking the seam line.
The Federation of Historical Bottle Collectors is a nonprofit organization for historic bottle collectors.
Upon joining, you'll receive their bimonthly publication Bottles and Extras, free listings for sale in the publications, one free "wanted" ad a year, and other resources offered through the organization.
Most paid guides range around $15 to $20, depending on the topic, though some can be upwards of $60.