George Henry With was one of the first exponents of silvered mirrors for use in astronomical instrumentsGeorge Henry With was head teacher at Bluecoat School in Hereford. He also worked as an ...
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This is one of very few Roman mirrors of this type known from anywhere in the Roman Empire. A slave would have held the mirror by the ornate handles so that the lady could view her face in the ...
With this sextant, one of the mirrors ( mirror A in the diagram) is half-silvered, which allows some light to pass through. In navigating, you look at the horizon through this mirror. The other ...
28 x 23.75 in. (71.1 x 60.3 cm.) Subscribe now to view details for this work, and gain access to over 18 million auction results. Purchase One-Day Pass ...
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George Henry With was one of the first exponents of silvered mirrors for use in astronomical instrumentsGeorge Henry With was head teacher at Bluecoat School in Hereford. He also worked as an ...