Prolixin open bottle dating
As the information under this question notes, ACL's in the U. date no earlier than 1933 and are still being made though most American soda bottles with this feature are from before the 1980s.
the makers markings on the base - we can still make a reasonable determination that this bottle almost certainly dates no earlier than 1933 (ACL, lack of bubbles) and could be as recent as the 1960s (straw tinted colorless glass).
(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".
However, for example sake we will continue through the questions.
Note: Consult the two part article by Bill Lockhart and Russ Hoenig (retired senior engineer for the ) - located at the links below - for more information on the history and marks of the Owens-Illinois Glass Company.
Once the likely bottle age or date range is determined, some examples of other places to look for more information is provided.: -It is about 9" (23 cm) in height and 2 3/8th inches (6 cm) in diameter.
-It is made of thick, heavy glass for its size, weighing almost 1 lb.
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-Embossed on the base is MISSION DRY CORP., some numbers & letters, and a symbol. It is apparent that the answer to Question #1 is "YES" since this bottle has raised embossing in the form of the "swirls" on the shoulder.