Two bottoms dating who is jack johnson dating

Posted by / 19-Jun-2016 08:01

Two bottoms dating

To return from other accessed hyperlinks, use the back arrow on your browser.If a user needs to refresh themselves on the terminology used to describe the various parts of the bottle, click on Bottle Morphology to view a pop-up page of physical bottle feature definitions.have the distinctive "Diamond-O-I" marking just under the "7".(Note: The "I" can appear as a dot in the middle of this mark like with this bottle, though on most it is a more or less distinctive "I".)Reading down through the narrative in Question #11, we find out that the number just to the right of the Diamond-O-I mark is the last two digits of the year the bottle was manufactured, which on this bottle is a "46".So at this point we know that this bottle was made in 1946.A user need go no further through the Dating page questions to refine the date further.However, for example sake we will continue through the questions.(Note: For more information on Owens-Illinois marks, see Bill Lockhart's Bottles and Extras article reproduced at the following link (pdf file): Owens-Illinois Glass Company (Lockhart 2004d).) deals primarily with cork versus screw top closures.

A close-up of this bottle's ACL is actually shown under Question #13 on the Dating page.The bottle also does not have a ground down surface on the top of the finish.This yields a "YES" answer to Question #2 and we know that this is a narrow mouth/bore machine-made bottle which very likely dates no earlier than 1905 and probably 1910. (Note: This section of the dating key is a series of independent questions where the answer to any given question is not dependent on the answer to another; a user may view the questions in any order.)In reading through "B", there are a couple other options available to help refine the dating a bit.If one looks closely at the thick glass in the base of the bottle, one can see that the glass is not quite perfectly colorless, but instead has a slight "straw" or washed out amber tint to the glass (picture of base below).This is a result of using arsenic and/or selenium as the glass decolorizer.

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The makers mark cinches the date in the 1940s of course, but without this marking the bottle date could not be refined further.