Dating vintage milk bottles

I have a Phillips milk of magnesia bottle can you work out the date from the numbers on the base the bottle I have has reads K USA 90 do you take the K for a number 1? So would this bottle be from that seems to fit the date of the site where I dug it from any help much appreciated. It would help if you could post a picture of the bottle. I have found that soda, beer and milk bottles dating after about WW1 often have date codes, but I have not seen them on medicine bottles doesn't mean they never did it though. All the Phillips Milk of Magnesia bottles I have seen were cobalt blue.

These humble glass pieces were designed for putting up fruits and vegetables in the days before refrigeration. Here are some of the most valuable finds from the s to the s, when hundreds of companies were vying for a spot on America's shelves:. This unmarked, mid- s model featured cork, which did little to preserve its contents. The unique topper makes it of note today. Issued only from to , this jar could double as a dispenser for a coffee grinder. The short production window gives it considerable cache. The amber hue is more than just decorative.

It is very easy to confuse the two. To help you tell them apart, milk glass is more translucent than platonite, and platonite is usually marked "HA" on the bottom. Hazel Atlas platonite is also a collectible, so even if you make this mistake, it's not a bad one to make. This milk glass political plate features the profile of President William McKinley.

Bottle Dating. This page provides some examples of how to use the website primarily the Bottle Dating pages to determine the approximate date or date range for various types of bottles made between the early s and the midth century. The bottles used for illustration are a small but diverse assortment designed to give users guidance on how to work a bottle through the dating information to answer the Homepage's primary question 1 - What is the age of the bottle? The example bottles are tracked though the Bottle Dating page questions in that pages directed sequence. Hyperlinks in green to the specific dating questions on the Bottle Dating page are included so that a user can reference the necessary portions of that page.