Dating antique milk bottles

I have put up pictures of the lips so that the readers can see how they mold goes all the way over the top as shown below. This is different than an older hand tooled, hand blown bottle.

The pressure from the automatic machine was strong and the molds fit tight leaving only a very thin line.

In the neck on the right notice how just below the collar the mold seam goes complete around the neck. Both of these medicine bottles look much like their earlier counterparts.

This was the manner in which the early Owens bottles were blown. the step out collar of the example on the left is characteristic of bottles of the late teens and 1920s.

Note the diagonal line which cuts across the base is obliterated by the Owens Ring (the large off-center curcular feature). the base is crudely made for a machine made bottle.

Owens' early bottles were often cruder than their hand blown hand tooled counterparts.

This closure can be found on Whisky and medicine bottles of the 1837-1940 period.The middle picture shows an open pontil on the base of a cylindrical medicine bottle.The third picture shows the base of a milk bottle from just after the trun of the century.There are twelve important factors that determine the value of any antique bottle.Any one of these factors is frequently not sufficient in and of itself to make a bottle valuable.One approach to helping beginner identify their old bottles involves show them the bases of old bottles.

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