The history of English tableware is scattered
across the Thames foreshore, something I’ve never been particularly interested
in until I started wondering about the origins of the pottery I’d found.
As ever those modern looking ‘finds’ turn out
to be quite old, so for anyone else interested in identifying pottery from the
Thames and finding out about its history here goes..
In 1720 potters succeeded in producing the
white pottery with a glossy sheen people had been hankering after. High
stoneware kiln temperatures gave the kaolin clay durability. The first sets of
matching tableware were produced and were far cheaper than porcelain alternatives. Less
expensive plain white plates, sometimes with relief patterns were the most
popular. They were considered very fashionable in their day.
Large amounts of the stuff was exported to the
US and Europe, Staffordshire potters had begun an international industry. Whilst
there was clear demand, the cost of producing stoneware prevented it from
becoming widespread. Consequently potters sought to develop cheaper refined earthen
wares. Creamware was the first mass
produced tableware from 1750. Iron oxide in the glaze gave it a yellow cream
colour. Very functional, it was the first widely available ceramic that enabled
you to cut food without chipping the glaze.
Again the centre of production was in Staffordshire (plus Yorkshire). Wedgewood
came onto the scene in 1759 and although not the ‘inventor’, was at the
forefront of developing both Creamware and Pearlware. Not satisfied with Creamware, Wedgewood’s letters
reveal the search for ‘a white Earthenware body, and a colourless or white
opaque glaze, very proper for Tea & other wares’, From 1775 Pearlware moved
the industry one step closer. China clay was added to the creamware body and cobalt
blue to the glaze, giving it a blue tint and a whiter appearance– a blueing technique of
course still used in our washing powders and clothes manufacture.
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A detail from Grace at Table by Jean-Baptiste-Simeon Chardin (1740) Photograph: © Francis G. Mayer/CORBIS
The introduction of the ceramic plates coincided with a change in table manners, I wonder if they were related?. 'The children learning their table etiquette in Chardin's 1740 painting are in the avant-garde of a cultural revolution. Cutlery, as opposed to eating with your fingers; sitting up straight in a high-backed chair; these were innovations in the way people defined themselves at table in 18th-century Europe'. (Jonathan Jones Guardian)
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By 1750 white salt-glazed stoneware had caused
the demise of the delftware industry and by 1760 the refined earthenwares, Creamware and Pearlware, were
superceding white stoneware.
My initial impetus for returning to the Thames
was to collect pottery for mosaic making, not something I’d ever done before I
might add. Playing around with blue and white pottery, I soon realised that I’d
need large amounts of white crockery to surround the interesting bits. A month
ago I therefore collected a bag of white pottery, extremely abundant as I
assume no one else bothers to pick this up. Now that I’ve found out a bit about
the different types of ‘white’ pottery, I can see that virtually all the fragments
I’d picked up were Creamware- which fits with its ubiquitousness.
From the 1740s
block moulds were used, each imprinting one of several standard patterns around the plate rim. I’ve found a handful of these over the past 8 months. By
far the most popular was the ‘barley’ or ‘basket’ design. My
favourite is the feather pattern, I
haven’t yet spotted any of the nicely named
‘dot, diaper and basket’.
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| Clockwise from top R, feather edge white stoneware salt-glaze, creamware, barley pearlware, barley white salt- glaze |
When you see the different types of pottery side
by side it’s easy to distinguish the creamware from the slightly grey
stoneware. The two feather edged pieces illustrating this nicely above. I’ve found it quite hard to distinguish the White salt glaze stoneware
from Pearlware, eventually concluding the easiest
way is to catch the salt glaze pitted ‘orange peel effect’ in the light. Although when together as the two barley pieces above show, you can see the pearlware does appear whiter than the stoneware. Apart
from the blue and green ‘shell edged’ pottery, to be covered in the next post, I believe I’ve only found two fragments of Pearlware, one shown below with rather crude
enamel overglaze, the bluey tinge created by cobalt blue is really clear.
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| Thames Mudlarking: Close up of Pearlware Pottery Fragment with enamel overglaze |
Meanwhile my internet ordered box of mosaic
materials sits in a corner whilst I'm preoccupied with classifying, sorting,
researching, documenting and pondering my finds. Not to mention the still
frequent trips to that intriguing river with all its secrets. It’s going to take a while to get this mudlarking thing out of my
system.