Bottle dating page dating a thai guy
Leavitt added, "At least some of the dot coding on the bases of modern bottles is for Q C [quality control], to identify the cavity on a machine that produced a specific bottle.If too many bottles fail QC, they know where to look." I find this interesting, first because here Lockhart has some information (or proof) that the dot is not a dating device at all, but one for QC.This deals mainly with US bottles and a little with Japanese bottles.The first place to look with straight bottles is the closure. A bottle with a cork is likely to be, at least, pre-WWII.One can find quite a bit of information on my web site and across the Internet about dating bottles based on whether the mold seam goes up and over the lip or if the bottle has a 'pontil' on the base.Even given these descriptions beginning often mistake a machine made Owen ring on the base of a bottle with a pontil.
Jim revised the article in 2004 and that is the version reproduced here.
(Specifics on what a pontil looks like or how to tell the age based on the mold seam can be found in Bottle Basics.) 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.
To aid beginning collectors and those interested in bottles I have developed a number of bottle time lines.
Whether you’re trying to date a bottle of bourbon or determine the relative age of a dusty bottle of Scotch the process for US bottles is pretty much the same; it’s a matter of looking at clues and narrowing down possibilities.
Kind of like playing a game of Clue, except with booze.
You can get 'throw back' capping - we are seeing a lot of bottles with non-clinched plastic caps in New Zealand currently for instance.