XLII. Intelligence and Miscellaneous Articles. Philosophical Magazine, 45, 232-233. Forbes (2015) points out how very different the Sheriff Hill colliery section is from Westgarth Forster's section. The irony of Winch suggesting that prior sections "furnish out the section given to the public by Mr. Forster" is that in his later paper (Winch 1817) he cites none of his sources.