Article contained in RBC AP3.U5 vol.8 (1751), pp.176-181. Key to image, p.181: "Explanation of the Plate representing a third View of Practical Chemistry, A, a furnace for distilling in balneum mariae. B, a furnace for making spirit of hartshorn, &c. in great quantities, e, its head, and b,b, two receivers. C, a sand furnace; d a retort placed in it. D, another sand-furnace, having a copper distilling body placed in it, to which it is fitted (d) a glass head, and (e) a receiver. E, a small open furnace for divers uses, as boiling syrups, evaporating liquids, &c. F, a wind-furnace, blown by the bellows, M, f a cucurbit in a copper vessel with sand, placed over the furnace. G, a sand-heat, with a retort and a receiver. H, H, two sand-heats, in each of which is placed a retort k, m, for distilling volatile spirits, one of which has a single receiver l, and a double one i, k. I, a cold still; n and o the receiver. K, a sand-heat, in which a retort q, having a large receiver p fitted to it for making sal volatile. L, a digesting furnace, having a circulatory vessel r, s, placed in it for extracting tinctures, &c. N, O, P, three chimnies, which, after uniting, join the main chimney of the laboratory."; Print
Collection:
Edgar Fahs Smith Image Collection (University of Pennsylvania)
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