Employment for the microscope : in two parts (1764)
Baker, Henry, 1698-1774 · London : Printed for R. and J. Dodsley · leaf 152
ackifh grey Colour, fomewhat refembling the Oreof Antimony, but lefs fparkling and more difficult to break.Some of it has Spots of a Purple or rather crimfon Co-lour, which are called tlie FJonvers of Cokalt, Whenfoalled or calcined in a reverberatory Furnace with cer-tain Proportions of Pot Alhes… … Y\.a\-
Microscopy
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