Glass Identification - Post here for all ID requests > Glass Paperweights
Ysart/Vasart? Pindish
Nick77:
It seems no matter how many books I have or websites I check I end up with items not quite as pictured.
Just got this Ysart/Vasart pin dish and wonder if it's a particularly early piece?
According to the references I found these are normally 4inch diameter this is 3 1/4 inches and 1 1/4 inches tall.
It is not completely round and the surface above the canes is also quite uneven, not a smooth dome.
And again I cannot find a match for the canes to date it's period. The complex canes used in the second ring are quite interesting I think, made up of multiple clear centred frosted outer cog type canes.
The glass has a slight pink/purple tinge and having now got a dual wave band UV light it flouresces green under both long and short wave.
Tahnks
Nick
Derek:
Hi Nick
Its very difficult to use canes to date these pieces as the canes travelled with the workers as the name changed - Ysart brothers to Ysart to Strathearn and some have even turned up in Perthshire weights.
Pin dishes rarely if ever started off as pin dishes - they were usually paperweights where the maker spotted a problem whilst making it and rather than scrap it, turned it into something saleable. They didn't waste any time with them either - at Strathearn each maker was expected to make 100 good weights a shift and I suspect the same was true at Vasart. So this probably explains the rough finish. The walls look particularly thick on your example which would explain the smaller size. The purplish tinge is usually causes by too much manganese being put in the batch as a decolouriser.
Hope this helps and by the way what dual wavelength UV lamp did you get??
Best regards
Derek
Nick77:
Thanks Derek, lamp is a Spectroline model.
Nick
Derek:
Hi Nick
Thanks for info on the UV lamp thats the make I am looking at - was it sourced in the UK?
I should have added in the last reply that the rough finish to the pontil is typical of Vasart.
Also the batch mix was changed just after Ysart Brothers became Vasart in 1956 when George Dunlop brought
in a professor Kray who reformulated the batch and included red lead. This resulted in a better working
metal and allowed Vasart to build a larger furnace which was recharged weekly rather than daily.
A uv lamp will show the lead and I am sure KevH will be along before long to clarify which side of the line your pin dish sits.
Best regards
Derek
Nick77:
Thanks Derek, I bought it through Amazon although the company is actually uvman.co.uk.
Very helpful as the first to arrive was faulty without waiting for me to return it they sent a replacement by next day delivery.
Kind regards
Nick
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