Micrographia : containing practical essays on reflecting, solar, oxy-hydrogen gas microscopes; micrometers; eye-pieces, &c. &c / By C. R. Goring and Andrew Pritchard.
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Micrographia : containing practical essays on reflecting, solar, oxy-hydrogen gas microscopes; micrometers; eye-pieces, &c. &c / By C. R. Goring and Andrew Pritchard. Credit: This material has been provided by King’s College London. The original may be consulted at King’s College London.. Public Domain Mark