Gallons- early s to early s

Beer dating codes

The independent consumer guide

These bottles will not have the side mold seam proceeding from the upper finish side over and onto the rim itself. All this adds to the fascination with bottle making, but makes systematic dating similar to solving Rubik's cube - ostensibly simple on the surface but complex in practice. Turn-mold bottle body showing faint concentric rings. Alternative versions of this list are available. The best the following key can do is get a user to a reliably close dating range estimate.

The independent consumer guide to beer product dating. Newman's key made a noble attempt at simplifying bottle dating, but is weakened by the fact that the subject is much too complex to be conducive to such a simple approach by itself.

It also has no neck ring mold seam immediately below the finish like found on most Owens machine produced bottles or on the majority of all machine-made bottles. Shape is more indicative of function - i. All Anheuser-Busch beers using this dating scheme should be past date. Instead, there is one located near the base of the neck indicating that the neck ring mold portion of the parison mold produced the finish, neck, and a portion of the shoulder. Another exception example is that the bottles for expensive, low production liquors e.

No material may be copied for commercial purposes. Although there are examples of bottles having mold seams that fit these date ranges properly, the issue of dating bottles is vastly more complicated than the simple reading of side mold seams. These two manufacturing types can be hard to differentiate from each other, though free-blown bottles are almost always round or oval in cross-section and have lines that are not sharp i. This will be noted where known. Six months from the date of brewing, beer turns from inebriating mana into hobo swill.

Other diagnostic tools must be used to date these items. Letters from A-M represent the month of the year. Since beer in cans was new, breweries also opted to display the type of beer in very prominent sometimes more prominent than the brand of beer letters. Bottles are usually on the necks, but sometimes the date is on the label.

Finding the Date Code One of the most difficult tasks in checking beer freshness is locating the date code. These complex codes can vary greatly from brewery to brewery and may include the year, date, time, and sometimes even the tank or batch number.

Consumers also had to be educated on how to open the early flat tops so earlier mostly from through about flat top cans had instructions on how to open the cans on the back. There is also no neck ring mold seam immediately below the finish like found on most Owens machine produced bottles and on a majority of all machine-made bottles. Author reserves the right to update this information as appropriate. The next four digits are the day and year the beer was first brewed, and the last two letters are the state code where it was brewed.

Newman's key made a noble