The amber quart jar pictured at the start of the part (entire jar and close-up with the finish with cap set up) is definitely an 1870s Conventional (embossed Typical about the upper body) canning jar that has a pressed laid-on ring finish in addition to a tin cap set up. (Images courtesy of Greg Spurgeon Antiques.) This jar was blown in a very put up-bottom mold, is fairly crude with bubbly glass, and lacks proof of air venting - all commensurate Along with the approximated day of manufacture.
Begin to see the introduction to this "Canning Jars" section earlier mentioned for basic production relevant diagnostic dating information and facts for canning jars.
One of many earliest frequent types closely discovered with olive oil ended up bottles like that pictured to the still left and suitable. These style bottles are tall and narrow, becoming not less than 3 periods taller in your body when compared to the width. The bottle to the remaining has no mould seams in proof indicating either absolutely free-blown (probable) or dip mould creation (There's a very faint line or glass disjunction on the shoulder indicating this probability). In addition, it incorporates a crudely tooled (or probably rolled and refired) end, a crudely pushed up base (more than 1.
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Courting summary/notes: The reasonably modest team of thumbscrew and stopper/lid canning jars were being Practically thoroughly a product on the 1860s to 1890s era as no 20th century examples are pointed out in Creswick (1987) aside from some ornamental jars made by the T. C. Wheaton Enterprise (which is still in Millville, NJ and known as Wheaton Industries now) during the seventies and the above noted "museum jars.
There were various patented variations of the straddle-lip leading seal closure on an assortment of comparable style jars. None of those jars were as well-known as the shoulder seal Mason jars as the chance to reliably seal was occasionally compromised with the roughness of the bottom rim on mouth-blown jars. As a gaggle these are called "Improved Masons" - a expression described coined by John L. Mason himself though he did not invent this certain closure approach (Toulouse 1969a). Comparatively well known samples of these sort jars involve: Mason's Enhanced, The Gem, The Hero, Victory (example reviewed underneath), Flaccus Brothers, and a few other mouth-blown sorts in the course of the final 50 % with the 19th century to the pretty early 20th.
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Really similar formed mustard bottles of French origin with pontil scars were being observed over the Steamship Bertrand which sank in the Missouri River in April 1865. These mustard bottles ended up One of the hardly any bottle styles salvaged from that ship that exhibited pontil scars when this creator seen the gathering in Iowa not too long ago (empirical observations 2015).
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Horizontal finish seam: This seam was formed where by the neck ring mildew (which also contained the pressing plunger) as well as 1-element parison mould came alongside one another. The inner portion of the neck ring mould - that meshed With all the upper Element of the parison mildew - was a single-piece on push-and-blow milk bottle equipment as was the parison mold go to my site alone. (The new, partially shaped [pressed] parison could possibly be ejected out of a parison mould from the ejection valve and moved to your blow mold by mechanical tongs. So, that mildew did not need to be two-component.) The one seam induced by the neck ring/parison mildew complicated was with the horizontal interface among the neck ring mold and the top of your parison mould, i.
Tomato ketchup/catsup (both equally spellings are correct and made use of interchangeably listed here) was contained inside a moderately diverse array of different formed bottles, even though there are several types which can be strongly identified While using the product. One example is, the bottle to the still left is a common and distinctly shaped type utilized for ketchup for an exceptionally long timeframe. In most cases, ketchup bottles are rather tall and slim (an average top of at the least three periods the human body or foundation diameter) and also have a moderately narrow mouth or bore for the scale from the bottle. The most typical types (like almost all of the illustrations pictured listed here) even have a long little by little tapering shoulder to neck part that is definitely distinctly taller than your body part below it.