Unpublished paper, 'Experiments on arsenic, part 2' by Willm [William] Lambe Lambe recounts experiments performed on arsenic, centering on the gases produced by various chemicals mixed with arsenic, including potash, ammonia, and lime. Part 1 of Lambe's experiments, also unpublished, are found at AP/3/2. Annotations and deletions appear throughout in graphite and ink. A graphite inscription top left of first page reads 'Not printed'. Subject: Chemistry Read to the Royal Society on 14 January 1813. [1813]