Dating round bottom bottles
Dating round bottom bottles - country loving dating sites
This type of bottle was also referred to in the UK as an "egg," "bomb" and even a "Hamilton" after the English inventor William F. The cylinder bottle was designed with the more common straight sides but had a bottom that was evenly rounded.This type began replacing the torpedo in the 1870s, presumable for more efficient storage, and continued into the early 20th Century.
The number (within a triangle with rounded corners) found on the bottom of plastic bottles is a code indicating the type of plastic the bottle is made of, and pertains to the subject of recycling) .
Color: Forrest Green Max Diameter: 57.2 mm (2.25") Weight: 123.1 grams (4.34 oz) Estimated Age: 130 to 150 Years Old This month we are going to look at a forrest green sea glass specimen originating from an unusual type of bottle bottom that collectors commonly refer to as a "round bottom." While most bottles have bases that were designed to have the bottle standing upright, round bottom bases were made with the intent that the bottles had to be stored on their sides. Hamilton was credited with the UK patent in 1809 for the torpedo bottle design it is widely believe that Johann Jacob Schweppe of the Scweppes beverage brand originally came up with the design to contain his carbonated mineral water at the end of the 18th Century.
Before using glass the torpedo bottle was first produced in stoneware, of which there are only 6 extant examples known.
By the middle of the 19th Century such bottles were blown into a two-piece mold where the neck, body and base were formed.
The seam resulting from this process would run continuously from one side, around the bottom to the other side of the bottle.
If you find any sea glass that you suspect to be from a rounded bottom bottle please let us know. *Some collectors refer to the cylinder bottles as round bottoms and differentiate them from the pointier bottomed torpedos.
In this article we will classify both types as round bottoms as both were designed to lay on their sides. Search google with that phrase for a webpage that lists many of the permit numbers assigned and used by many glass companies.Many whiskey bottles are seen with “D-numbers” on the bottom which are distillery identification codes.The cylinder bottles were sometimes referred to as "cucumbers" in England.The earliest torpedo bottles were free blown and had a pontil mark located at the pointed base of the bottle.Always look very closely over the entire glass bottle or other container to make sure there is not some type of logo (emblem, trademark, initials, or just a letter) that might indicate the actual glass manufacturer.