Knight Optical, the leading supplier of on-spec, metrology-tested optics, is proud to announce that it now offers a new range of high-spec components, Calomel Infrared (IR) Polarisers. In this ...
Although the name is derived from the Greek “calos” meaning “good" and “melas” for “black,” "calomel" -- the name given to mercurous chloride, the most common medicine of the era -- is neither good ...
TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...
MOSLEY has recently suggested 1 that, by liberally dressing onion seed with calomel, control may be obtained not only of onion fly and onion white rot but, possibly, also of the onion eelworm, ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. overall: 13 cm x 4.7 cm x 3.7 cm; 5 1 ...
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