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Login. Shelfmark. Pye.89. Maker. Watson (Pye Instrument Group). Subjects. Barnet ventilator; Price list; Accessories: Vapour condenser; Humidifier hygrotherm. ... W. Watson & Sons Ltd., Barnet, Herts. Other Makers. Cat no.

Login. Shelfmark. Pye.90. Maker. Watson (Pye Instrument Group). Subjects. Microscopes. Title. ... Earliest Date. Latest Date. Pages. 25. Address. W. Watson & Sons, Ltd., Barnet, Herts., England.

Login. Shelfmark. Wts.39. Maker. W.Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories. ... Emergency catalogue of Watson microscopes and accessories. Earliest Date. 1918. Latest Date.

Login. Shelfmark. Pye.93. Maker. Watson (Pye Instrument Group). Subjects. Microscopes. Title. ... Earliest Date. Latest Date. Pages. 20. Address. W. Watson & Sons, Ltd., 313 High Holborn, London, W.C.1.

Login. Shelfmark. Pye.123. Maker. Watson (Pye Instrument Group). Subjects. Standard metallurgical microscope: Introduction; The coating of microscope optics; Objectives for metallurgy; Eyepieces; Outfits. ... Address. W.Watson & Sons, Ltd., Barnet, Herts.

Login. Shelfmark. Wts.44. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; "Service"; "Bactil"; "Kima"; universal binocular. ... Description. 1933 Watson microscopes catalogue. Earliest Date. 1933. Latest Date. 1933.

Login. Shelfmark. Wts.40. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories; objectives; microscope apparatus. ... Description. An illustrated catalogue of Watson microscopes and accessories. Earliest Date.

Login. Shelfmark. Wts.92. Maker. W. Watson & Sons Ltd. Subjects. Magnifiers; magnifying glasses; aplanatic magnifier; binocular magnifier; focusing magnifier. ... Title. Magnifiers for All Purposes. Description. A booklet listing & describing various

Login. Shelfmark. Wts.90. Maker. W. Watson & Sons Ltd. Subjects. Optical instruments; field glasses; binoculars; telescopes; telescopic accessories. ... Watson & Sons Ltd. Earliest Date. 1927. Latest Date. 1927. Pages.

Login. Shelfmark. Pye.95. Maker. Watson (Pye Instrument Group). Subjects. Graticules: Stage micrometers; Test charts; Howard mould counting chamber. ... Earliest Date. Latest Date. Pages. 8. Address. W. Watson & Sons, Ltd., Barnet, Herts., England.

Login. Shelfmark. Wts.96. Maker. Watson & Sons (Electro-Medical) Ltd. Subjects. Radiography; radiology; x-ray equipment; hot cathode tubes. ... Title. Muller Hot Cathode Tubes. Description. A leaflet for Muller hot cathode tubes by Watson & Sons

Login. Shelfmark. Wts.69. Maker. W. Watson & Sons Ltd. Subjects. Meteorology; meteorological instruments; barometers; barographs; aneroid barometer. ... Watson & Sons from 1915. Earliest Date. 1915. Latest Date. 1915.

Login. Shelfmark. Wts.38. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories. ... 28th edition. 1921. Description. Catalogue of Watson microscopes and accessories. Earliest Date.

Login. Shelfmark. Wts.88. Maker. W. Watson & Sons Ltd. Subjects. Mathematical instruments; navigation instruments; astronomical instruments. ... Watson & Sons. Earliest Date. Latest Date. Pages. 4. Address. 313 High Holborn, London, W.C.1.

Login. Shelfmark. Wts.89. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscopic accessories; dark ground illuminators; Cassegrain dark ground condenser. ... Watson & Sons. Earliest Date. Latest Date. Pages. 14. Address. 313 High

Login. Shelfmark. Wts.97. Maker. Watson & Sons (Electro-Medical) Ltd. Subjects. Title. ... X-ray Couches, Screening Stands, Tube Stands, Etc. Description. A catalogue of x-ray related equipment from Watson & Sons (Electro-Medical) Ltd.

Login. Shelfmark. Wts.45. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories; objectives; microscope stands; eyepieces. ... Description. Illustrated catalogue of Watson microscopes & accessories. Earliest Date. Latest

Login. Shelfmark. Wts.78. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopic accessories; microscopic objects. ... Watson & Sons, dated 1921. Earliest Date. 1921. Latest Date. 1921.

Login. Shelfmark. Pye.122. Maker. Watson (Pye Instrument Group). Subjects. Interference objective: Mode of operation; Performance; White light fringes; Applications; Lau-sabattier process. ... Earliest Date. Latest Date. Pages. 3. Address. W. Watson &

Login. Shelfmark. Wts.57. Maker. W. Watson & Sons Ltd. Subjects. Scientific instruments; microscopes; microscope accessories; lanterns; lenses; theodolites; binoculrs. ... Title. Illustrated Catalogue of Instruments and Accessory Apparatus. 1885.