Dating owens illinois glass bottles
Dating owens illinois bottles
-1950's - presentin the mid-50’s, the owens-illinois glass co. as a conservation measure during the war, the amount of glass used for many bottle types was reduced., i know from the use of the symbol on the glass that both pieces pre-date the mid-1950s, but is there a way to narrow that down? i think that the system was begun at owens because of the number of 2s, 3s, 4, and 6s which we find on owens glass in the left position. with this hub, i am going to focus on the methods used by the owens-illinois (o-i) company, and show you how to date your glass finds using the symbols and numbers indicative of the o-i company.
Dating owens illinois glass
& handiworkflattened bottles- or what i do with the emptiesby eganj134. according to wikipedia, approximately one out of every two glass containers made worldwide is made by o-i, its affiliates, or its licenses. first led me down this path of discovery was a small piece of glass i found washed up on my local creek with the word duraglas embossed on it (exhibit a). other numbers, such as the 7 in exhibit c, are specific to the production plant, and letters, such as the a in exhibit e, usually stand for the glass model (e. you are an avid beach or sea glass collector, or glass bottle collector, this is a tutorial on how to date glass made by the Owens-Illinois company.
Owens-Illinois Glass Company
Owens-Illinois Glass Company
Dating owens illinois glass bottles
from what i have researched, the company didn't start embossing glasses with the word 'duraglas' until the 1940s? (sorry i don't have better pictures, the glass is quite old and had been in the water for quite some time. the general rule when dating glass with the o-i symbol is the number to the left of the symbol is the plant code, and to the right of the symbol lies the date code. currently the company is the largest manufacturer of glass containers in north america, south america, asia-pacific, and europe, with 79 plants in 21 countries., the a to the right of the 7 tells me that this piece of glass has a high probability of either once being a coca-cola bottle or a pepsi-cola bottle.
Owens-Illinois Glass Company - Society for Historical Archaeology
Owens illinois glass company dating
a: glass found on the creek from the owens-illinois glass co. 2 years ago from earthif the glass is from 1934 then the i may have faded away over time, especially if you found it in the ocean. therefore the piece of glass i found was manufactured using this process somewhere in that time frame. to the owens-illinois glass company website, the founder of the company was michael j. the number 17 is for a plant in clarion, pennsylvania which has been in operation since 1932 and is still presently producing bottles.
Owens-Illinois Plant Numbers and Dates
if it is a year code, the thickness of the glass and the lack of a period after the 9 suggests a manufacturing date of 1939. the automatic bottle-making machine revolutionized the industry, and became the foundation of today’s glassmaking industry. (lindsey, b) there is one factor, though, we have yet to consider: the thickness of the glass. of the owens-illinois glass companyif that was the end of it, this would be a pretty lame blog post, but as it stands i am a fairly curious person and couldn't help digging a little deeper. factory dates are as follows:Owens bottle company owens-illinois glass company.
Dating Owens Glass Bottles - West Virginia Association of Museums you can't really tell from the picture, but the green glass in exhibit c is quite thick, thicker than anything we would see today, which leads me to believe that the glass was indeed manufactured in 1939, and has been sitting in the creek ever since, waiting for me to find it. as a result of the machine's success, and with the accumulation of a series of smaller companies, the owens bottle co (1911-1929) grew into a prominent business. owens, who invented the automatic bottle-making machine around the turn of the 19th century. usually, the symbols are a logo for a company, and the numbers a code for where and when the particular glass item was produced. owens-illinois mark was an “i” within an “0” superimposed on a horizontal diamond.
Some embossed milk bottles in the western United States exhibit i am by no means an expert on the numbers, nor am i an expert on how to date glass using the numbers, but i have done a lot of research on the subject, and i am relaying the information i have acquired along my internet travels. with the exception of returnable-refillable beer and soda bottles, most of this glass was not supposed to survive its single use. by the 1960s one machine could make 2500 bottles per hour! duraglas was the name given to a process used by the owens-illinois glass company, “where the surface of the hot, just produced bottles, were sprayed on the body, shoulder, and neck (not base or the top of the finish) with a stannic chloride (tin (iv) chloride) vapor that allowed the tin to bond to the outer surface providing scratch resistance and durability to the bottles. by comparing it to the 1963 glass, exhibit e is more weathered.
Dates for Suction Scarred Bottoms: A Chronology for Early Owens the first automated factory was owens bottle company’s factory #6 which opened in charleston in 1918, the first in the world. merged into existence, the company began utilizing a new symbol to mark their products for identification purposes of recycled bottles, and for various other reasons. coca-cola and pepsi-cola didn't always adhere to the owens-illinois policies, and often had their dates on the heel, and not the bottom, of the glass. if that is the case, this piece of glass may be our exception to the rule and the 7 to the right of the symbol may not be a year code at all.) though this process is still in use today, the word duraglas was embossed on bottles only between 1940 and the mid-1950s (lindsey, b).
Historic Artifact Portion of Historic Handbook (society for historical archaeology) however, what we do know is that pepsi and coke now come in plastic bottles or aluminum cans. company had four other factories: #1 in toledo, #2 in huntington, #3 in fairmont and #4 in clarksburg, when they merged with illinois glass company in 1930 they added 13 more factories to the empire and built 16 more in succeeding years. you are an avid beach glass collector, or a collector of glass bottles, jars, cups, etc, you may have noticed an odd symbol and/or numbers on your find and didn't know what they meant.) i will never know exactly what year the previous glass was manufactured, but while digging i discovered that i owned pieces, that with a lot of persistence, could be dated to a specific year. however, without having more of the glass, i am unable to narrow that down to a specific year.