Reply-To: | | [log in to unmask][log in to unmask], 07 Mar 2000 09:03:00 -0500642_us-ascii Peter Hutchison wrote:
> The cupola type blast furnaces described by Percy were a > new design which must have been based on older successful foundry cupola > furnaces of a much smaller size. They were often larger than the existing > stone > built furnaces.
I have an 1831 pamphlet from the "Library of Useful Knowledge" published by Baldwin and Cradock in London entitled "On the Manufacture of Iron". On page 3 it has a picture of a "more simple form of constructing furnaces, which has been resorted to in Wales, and which is called a cupola. It is [...]37_07Mar200009:03:[log in to unmask] |