Dating collectable glass
▪ Field archaeologists trying to identify and date bottles or bottle fragments which are found during cultural surveys and excavations in the United States; ▪ Educators dealing with the subject of historical archaeology; and ▪ Collectors and the general public trying to date a bottle, determine what it was used likely for, and/or begin their search for information dealing with the fascinating world of historic bottles.
Some of the embossed markings on the bottle base above are a great information source for 20th century bottle identification; some are meaningless.
Disney often includes commemorative write-ups, or numbers limited-edition pieces through a pamphlet included with a fully intact item. Many can approximate the year an item was created based upon style, materials used and overall condition.
If you are interested in identifying what a bottle was likely used for - i.e., what "type" of bottle it is (aka "typology") - the Bottle Typing/Diagnostic Shapes page and the extensive array of related sub-pages should be visited.