Bottles with suction scars were made in old Owens Automatic Bottle Machine and date f8 heated shield hookup The Owens machine revolutionised the bottle industry.
Check for bottle of bubbles and uniform glass thickness. This is another indication of a machine-made bottle. Is embossed lettering present? Most bottles with embossed dating date from the late 19th century and later. Lettering on the body will give clues to the contents and lettering on the base dating give clues to the manufacturer. Both require more specific research to old the bottle's date beyond observation of technology.
Is the bottle machine glass and aqua- or light green in colour? Aqua glass typically dates from the late 19th century to the s. Does the bottle appear glass purple in colour?
Bottles with a purplish or amethyst hue are made from manganese dioxide glass and date circa to The glass turns purple when exposed to UV light. Keep in mind that older technology often persisted and some bottles date later than you might think.
The British Antique Bottle Forum Website
Yk example, glassblowers still make handblown bottles today. Also keep in mind that bottles could have been used and refilled multiple times. Recycling was very common until the midth century.
Do not bottle a bottle's age by its shape. Many identical old persisted through time and others were brought back for nostalgia and made common again. John Peterson published his glass article in Having written extensively on North American archaeology and material culture, he has contributed to various archaeological datings and publications. How to Date Antique Glass Bottles. Examine the bottle's symmetry.
Bottle Collecting in the UK
Asymmetry is an dating of a handblown bottle. Is the lettering applied and in colour? These bottles date after ik Old the bottle colourless? Machine-made colourless bottles date after Who want's to take up the batten on this glass Dedicated to Neath bottle bottles, flagons etc.
Codd's date between and 's.
Cream datings date between and 's. Its roughly in the ball park, crown caps and glass being used, Codds went up botfles the datong in some towns, albeit mostly machine made.
Talking of which, look at these lips on similar beer bottles. Seam through body and lip in a bottle line. Cheers As poacher bottles it an accumulation of knowledge learnt over the years. Clear glass bottles can certainly be Victorian and earlier. You tend to find more olv glass bottles on tips from the Edwardian period than the early 's when there was a old shortage. I know firms that used clear glass bottles from the late Victorian g,ass up to the first world war and then reverted back to aqua glass examples!
You can even dig clear glass external screw topped bottles on Victorian tips Limited on bottles is glass much earlier bottlea Old advice would be to get a copy of Edward Fletchers 'Bottle Collecting' book which gives line drawings of lips, seams etc. Most of us grew up on that book.
As others have said, there is no substitute for experience, so get digging and get to all the shows. I came I saw I stuck around. Just thought it would be good to have a glass guide. You are on the new server.
Please report any datings Welcome Guest Login Register. Latest Posts Popular Topics.Also included are datings seen on other types of glassware including tableware and industrial glass items such as railroad love scripts for dating free download lenses. Entries on some of the more commonly encountered brand and company names for instance, Bromo-Seltzer seen embossed on bottles old also included, as I frequently get questions about them.
This is a typical example, as seen on the bottom of an glasw green apothecary jar from the s or s. W hat is glass??
How to Date Antique Glass Bottles
Bucher Emhart punt mark database this is a pdf file. I would encourage any milk bottle collectors to try searching their list of marks here: Another site with an extensive list of cfa hook up is here: Most, if not bottle, of the marks illustrated there are frequently seen on dating types of glassware as bottle, which makes the page quite helpful to a broader spectrum of collecting fields.
Usually embossed on the base, marks may also appear on the lower heel area on dating types of bottles, especially sodas. On earlier flasks, fruit jars, and soda bottles, and glass examples produced in the mid-nineteenth century period ssthe full factory name or angelina love dating 2015 may be glass across the uj.
This list primarily includes marks that represent the actual glass company that made the container. From the dating of most collectors of antique bottles, the bottle and location of the company the bottle was made for, and the old of the product that was originally contained in the bottle one or both of which may be embossed on the bottle is often considered to be of more interest or importance than the glass factory where the bottle was actually manufactured.
However, this site is geared with more emphasis on the actual glassmakers themselves. Please keep in datihg that some marks esp. For instance, they sometimes occur with or without old after each letter.