Dating old bottles australia
Use that page to get a feel for the structure of this website and to access any of the other web pages. With each chart the reader will find accompanying pictures to further aid in bottle identification and age. Also linked to the Dating page is a sub-page called Examples of Dating Historic Bottles which tracks a few different bottles through a dating and general information quest to illustrate how the dating process and this website work. These diagrams should help clarify age differences based on both form and function. That page also includes a summary of recent changes and additions to this website. Specifics on what a pontil looks like or how to tell the age based on the mold seam can be found in Bottle Basics. It also includes "Bottle Dating Worksheets" pages 51 to 55 by Rebecca Allen and this author to assist in the systematic dating of an historic bottle based on the information in that dating key as well as other information on the website. What type of bottle is it?
This entire website is essentially a "key" - albeit a complex one - to the dating and typing typology of historic bottles. This very large complex of pages includes bottle type specific sub-pages with extensive style based dating information, including complete scans of 5 different early 20th century to bottle makers catalogs spanning the mouth-blown to machine-made bottle manufacturing era! In part, this book fulfills this authors long time desire to have a hard copy "field guide" version of this website for use by archaeologists and others by having at least the dating portions available in printed form to take to the field. While these two characteristics are often a strong clue to age, readers will be further helped by developing an understanding how the various categories of bottles changed over time. What type of bottle is it? This huge pages , recently released work is one of the best "bottle books" there is for helping with the complicated subject of bottle identification. Use that page to get a feel for the structure of this website and to access any of the other web pages. The book is available at www. Baffle Marks and Pontil Scars: What technology, techniques, or processes were used to manufacture the bottle? Also linked to the Dating page is a sub-page called Examples of Dating Historic Bottles which tracks a few different bottles through a dating and general information quest to illustrate how the dating process and this website work. Specifics on what a pontil looks like or how to tell the age based on the mold seam can be found in Bottle Basics. When possible, the information on this website is given general reliability rating estimates e. All proceeds from sale of this book go directly to benefit the work of the Society for Historical Archaeology! Viewers are encouraged, for personal or classroom use, to download limited copies of posted material. 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. Hundreds of specific historic bottles are used as examples within the pages of this website to illustrate the concepts discussed; with luck you may find the specific bottle you have an interest in discussed though typically you will not. 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. These pages lead a user through a series of questions about the physical - or morphological - characteristics of historic bottles which help to narrow down the age of an item. Author reserves the right to update this information as appropriate. Empirical observations indicate that Canadian-made bottles very often followed similar glassmaking technique and process chronologies making much of the information applicable to Canadian made bottles. 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. No material may be copied for commercial purposes. What is a utilitarian bottle or jar? A Reader on Historic Bottle Identification. It is suggested that if you only bookmark one page of this website for future reference, that it be the Website Map. This website will help you determine what to look for when identifying and dating historic bottles.
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