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The microscope made easy : or, I. The nature, uses, and magnifying powers of the best kinds of microscopes described, calculated, and explained ... II. An account of what surprizing discoveries have been already made by the microscope: with useful reflections on them .. (1742)

Baker, Henry, 1698-1774, History of Medicine Collections (Duke University) NcD · London : Printed for R. Dodsley, at Tully's Head · leaf 202

An illustration from The microscope made easy : or, I. The nature, uses, and magnifying powers of the best kinds of microscopes described, calculated, and explained ... II. An account of what surprizing discoveries have been already made by the microscope: with useful reflections on them .., 1742, leaf 202
t * onethoufandth Part of the Thicknefs of the Hairof a Mans Head, as nearly as could be com-puted: whence it follows, that a thoufandmillions of them would be but equal to aGlobe whofe Diameter is the Thicknefsof the Hair of a Mans Head. And therefeemed to be ten thoufand of them at leaftfor each… … -Ffy.7Fin.itfo

Microscopy

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