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Title. Phase Contrast. Description. Booklet about the Watson Phase-Contrast apparatus developed from the work of Dr John R. ... Description of basic principles of phase-contrast by transmitted light. - Labelled diagram of the Watson phase-contrast

Maker. W. Watson & Sons; Ltd. Title. Phase Contrast. Description. Booklet about the Watson Phase-Contrast apparatus developed from the work of Dr John R. ... Description of basic principles of phase-contrast by transmitted light. - Labelled diagram of

Login. Accession No. 3928. Brief Description. mounted and framed print of Thomas Phelps and John Bartlett at work in Sherburn Castle Observatory, by James Watson, English, 1776. ... 460 x 310mm (including frame). Special Collection. Provenance.

cardiogram mount. Two pieces of paper clipped to to the instruction manual reading " H.A West Edinburgh 41 Watson Crest Edinburgh 031 337 733718" and on the other "Taken over by ... Pickard International John Scott 01 904 1288 Ex & 3457 [erased] 10 Days".

Brief Description. mounted and framed print of Thomas Phelps and John Bartlett at work in Sherburn Castle Observatory, by James Watson, English, 1776. ... Brief Description. field plotter, Mark IV, W. Watson & Sons Ltd, English, 1940.