The title of any given page gives the predominant theme of that page and would be the first place to start when pursuing information on that particular subject.
However, the process of bottle identification and dating is quite complex with many exceptions; thus, the need for many web pages covering a lot of descriptive information.
Please note that the main "Bottle Typing/Diagnostic Shapes" page - and many of the subordinate pages - are very large with hundreds of imbedded images; it may take 20 to 30 seconds or more to load even with moderate to high speed internet connections.
A listing or "map" of all the main subject pages and connected sub-pages found within this website is found at the following link Website Map.
Use that page to get a feel for the structure of this website and to access any of the other web pages.
It does not attempt to address the dating of "specialty" or imported bottles made during that time, though much of the information found on this website is pertinent to these items to varying degrees. For this website the distinction between the two categories is related to the varying time frames that different glass making techniques were used for for the two classes of bottles.
Click on to view the portion of the Glossary Page that covers these subjects.