Dating vintage soda bottles
A user may move to QUESTION 4 for one additional dating attribute based on pontil scars, though all these datable attributes free-blown, dip mold, and pontil scars overlap significantly.
DETERMINING THE AGE OF OLD BOTTLES
Answers to these questions will then direct a user to one of the two additional dating pages which are extensions of this key for the two major classes of bottles - mouth-blown bottles and machine-made bottles. Your collection's value can be determined by dating the bottles and researching their rarity.
If you know your bottle is mouth-blown aka hand-made click Mouth-blown Bottles to move directly to that page. Post was not sent - check your email addresses!
Coke bottles manufactured in certain plants started to script the trademark on both the shoulders. This was almost universal with many beverage bottle types e. The dating guidelines found on these Dating Pages and the entire website do not always work well with what the author calls "specialty" bottles click for more information.
The three questions found on this page below answer several basic questions packers only dating a given bottle. These bottles will, however, have the vertical side mold seam progressing all the way to the very top of the finish side, just not onto the rim. Click here for a picture of a typical s to s milk bottle.
As Munsey also notes - " Most of what is used today to date bottles A yet a couple additional factors to keep in mind in the dating of bottles The information on this website will, however, usually produce a reliable manufacturing date range for a majority of American utilitarian bottles manufactured from the early s to the midth century. The picture to the left shows both of these mold seams click to enlarge.
Another tip to date Coke bottles is — vintage soda the base, sides of the bottles are molded. For example, some bottle types which oxford dating uk intended to be kept indefinitely like the early 20th century barber bottle pictured to the right bottle plus size dating app with the use of pontil rods leaving telltale pontil scars on bottles into at least the early 20th century.
Click canning jar to view the typology page section devoted to that category.
Ostensibly this was done to remove the mold seam "bump" that was sometimes left by earlier bottles - an action which may have helped facilitate better sealing with crown caps, screw-thread caps, or similar closures which sealed on the rim of the finish.
Likewise, the Coke manufacturer also took out patents for some aspects that can help you identify them.
Any brand tries to protect its products against imitators, who may damage a company's interests if they operate on a large enough scale. If your bottle has a ground rim or lip, more information can be found at the following link: Often the vertical side mold seams are evidenced by very faint changes in glass density in lines where one would expect mold seams to be. If necessary, look very closely at the dating shoulder - the best location to see vertical side seams on mouth-blown and most machine-made bottles - in dating unicorn definition light with a hand lens to see if there is at least some faint evidence of where the mold edges came together.
These bottles will not have the side mold seam proceeding from the upper finish side over and onto the rim itself. Imprinted logos are often tenacious as well. Preservation, Finding And Other Tips.
Date Your Glass Soft Drink & Beer Bottles
However, if no logo can be found, the shape of the bottle and other symbols can help you identify it. Author reserves the right to update this information as appropriate.
Usually, symbols must be renewed periodically. Be sure to sterilize them thoroughly and if possible, wear gloves when handling dirty and used bottles. They are defined as: Bottles issued by certain plants will show symbol of Coco-Cola on the base of the glass bottles.
A key concept in historic bottle dating is the high probability i. Stager explained that broken sherds can provide enough material evidence to suggest the time period when the pottery was in fashion: Stager is a Harvard professor and a Biblical archaeologist. Reuse, of course, does not change the manufacturing date of the bottle itself, but care must be exercised when using the known date of one or a few bottles to date other items found from the same context.
It would be difficult to present everything in detail.
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