Sandwich Glass: A Technical Book for Collectors — John Shaqi
Sandwich Glass: A Technical Book for CollectorsWilliams, Lenore Wheeler
History
Sandwich Glass: A Technical Book for Collectors
Williams, Lenore Wheeler
Boston and Sandwich Glass Company; Glassware -- Collectors and collecting
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_COMPOSITION_
Sandwich glass was made of silex, ash, nitre, pig lead, and other
ingredients but the secret of the bright surface on old pressed glass, a
characteristic which differentiates it from the modern pressed glass,
was the use of barytes. This was introduced into the molten mass and
gave the beautiful silver tint that we find in early glass. The New
England Glass Company omitted this barytes from its glass with resulting
dullness. Its specimens are all crude and heavy in comparison with the
lacy examples of early Sandwich.
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_NOTES FOR COLLECTORS_
1. A small pocket lens is invaluable in studying the designs on Sandwich
glass.
2. The mounting of specimens on black satine brings out a higher
refractive quality of the glass than when mounted on velvet.
3. Specimens that show signs of wear may be touched up and made
brilliant by a slight application of the banana oil lacquer.
4. “Rust” a term for the scum that rose to the surface of the pot and
had to be thoroughly removed by skimming, often appears on specimens
making them less valuable for collection. A weak solution of acid will
improve the glass in such cases.
Many interesting facts concerning Sandwich glass have been gained from
contact with owners of inherited specimens in the remote districts of
New England—in many cases the descendants of glass blowers whose
knowledge is real, not based upon hearsay in going from shop to shop.
The popular term “Snake-skin” refers to the resemblance of the stippled
back ground in early Sandwich glass to the skin of a snake. I like the
term Lace glass better as it more clearly conveys the delicacy of
treatment. There was a later glass produced by the Sandwich works in
1875 in order to meet the popular demand at less expense. This might
well be called Snake-skin because the stippling is so merged that the
term applies to it much more than to the fine early specimen. This glass
was made in machine cut molds. There was more background than detail and
the pieces were sold in cheap sets.
Public-domain text, read in full here on John Shaqi.
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