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Login. Accession No. 2947. Brief Description. direct-vision spectroscope, by W. Watson and Sons Ltd., English, 1900 (c). ... Origin. England; London. Maker. W. Watson and Sons Ltd. Class. optical.

Login. Accession No. 2946. Brief Description. direct-vision spectroscope, by W. Watson and Sons Ltd., English, 1900 (c). ... Origin. England; London. Maker. W. Watson and Sons Ltd. Class. optical.

works); Watson & Glover, 2, Easy Row, Birmingham; A.H. Baird, 39, Lothian Street, Edinburgh; W.W. ... Scott & Co., 180/2, Sauchiehall Street, Glasgow; Watson & Sons (Propr.), 78, Swanston Street, Melbourne, Australia (depots).

Watson and Sons Ltd., English, 1925. Origin. England; London; 313 High Holborn, WC1. ... Maker. Jenkin W. Watson and Sons Ltd. [manufacturer]. Class. astronomy. Earliest Date.

Watson and Sons, English, circa 1920. Origin. England; London; 313 High Holborn. ... Inscription. ‘W. Watson & Sons, Ltd. 313 High Holborn. London. 26727’ (on base).

Origin. Germany; Jena. Maker. Carl Zeiss W. Watson & Sons Ltd. ... PARACHROMATIC 2 INCH. WATSON & SONS LTD. LONDON’ (case for objective lens).

Watson and Sons. Class. microscopes. Earliest Date. Jan. 1, 1875. Latest Date. ... Three made by W.Watson & Sons: 1/2” parachromatic, 2mm apochromatic & holoscopic oil immersion condenser.

one objective] Watson [one objective]. Class. microscopes. Earliest Date. Jan. 1, 1875. ... BECK LTD’ (one objective). ‘7. E. Leitz. Wetzlar’ (one objective). ‘WATSON.

Eyepiece lens can be removed. According to Clark's label, the device was mounted on two 'Service' microscopes by WATSON (perhaps see Wh.6612, a "Service II" microscope by Watson & Sons).

Login. Shelfmark. Pye.97. Maker. Watson (Pye Instrument Group). Subjects. Ventilator. Title. ... Address. W. Watson & Sons, Ltd., Barnet, Herts., England. Other Makers.

Login. Shelfmark. Wts.4. Maker. W. Watson & Sons Ltd. Subjects. optical (binoculars). ... Title. “750” “840” “1035” by Watson. Description. Earliest Date. None. Latest Date.

Login. Shelfmark. Pye.92. Maker. Watson (Pye Instrument Group). Subjects. Stereoscopic: Binocular microscopes. ... Pages. 21. Address. W. Watson & Sons, Ltd., Barnet, Herts., England.

Login. Shelfmark. Pye.96. Maker. Watson (Pye Instrument Group). Subjects. Binac: Binocular eyepiece attachment. ... Address. W. Watson & Sons, Ltd., Barnet, Herts., England. Other Makers.

Login. Shelfmark. wts.21. Maker. W. Watson and Sons; Ltd. Subjects. Microscopes. ... None. Address. W. Watson and Sons, Ltd. Other Makers. Cat no.

Login. Shelfmark. Pye.89. Maker. Watson (Pye Instrument Group). Subjects. Barnet ventilator; Price list; Accessories: Vapour condenser; Humidifier hygrotherm. ... 12. Address. W. Watson & Sons Ltd., Barnet, Herts. Other Makers.

Login. Shelfmark. Wts.66. Maker. W. Watson & Sons. Subjects. Photography; cameras; binocular camera; stereoscopic binocular camera. ... Title. Stereoscopic Binocular Camera Instructions. Description. Instructions for using the Watson & Sons stereoscopic

Login. Shelfmark. Wts.30. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; binocular microscopes; Bactil microscope. ... Title. Binocular Microscopes. Description. Booklet for Watson binocular microscopes. Earliest Date.

Login. Shelfmark. Wts.35. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories. ... Title. Microscopes Parts 1 & 2. 1927. Description. Catalogue of Watson Microscopes.

Login. Shelfmark. Pye.93. Maker. Watson (Pye Instrument Group). Subjects. Microscopes. Title. ... Earliest Date. None. Latest Date. None. 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. ... Pages. 6. Address. W.Watson & Sons, Ltd.,

Login. Shelfmark. Pye.91. Maker. Watson (Pye Instrument Group). Subjects. Microscope. Title. ... Earliest Date. None. Latest Date. None. Pages. 17. Address. W. Watson & Sons, Ltd., Barnet, Herts, England.

Login. Shelfmark. Pye.90. Maker. Watson (Pye Instrument Group). Subjects. Microscopes. Title. ... Earliest Date. None. Latest Date. None. Pages. 25. Address. W. Watson & Sons, Ltd., Barnet, Herts., England.

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.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.39. Maker. W.Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories. ... Emergency catalogue of Watson microscopes and accessories. Earliest Date. Jan. 1, 1918.

Login. Shelfmark. Pye.95. Maker. Watson (Pye Instrument Group). Subjects. Graticules: Stage micrometers; Test charts; Howard mould counting chamber. ... Earliest Date. None. Latest Date. None. Pages. 8. Address. W. Watson & Sons, Ltd., Barnet, Herts.,

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. None. Latest Date. None. Pages. 14.

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. None.

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. None. Latest Date. None. Pages. 3. Address. W.

Login. Shelfmark. Wts.44. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; "Service"; "Bactil"; "Kima"; universal binocular. ... Description. 1933 Watson microscopes catalogue. Earliest Date. Jan. 1, 1933. Latest Date.

Login. Shelfmark. Wts.60. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories; objectives; photo-micrographic apparatus. ... Watson & Sons' microscopes & accessories from 1902. Earliest Date. Jan.

Login. Shelfmark. Wts.49. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories; microscopic apparatus; biological sciences. ... Title. Watson Catalogue; Part 2 Accessories for the Biological Sciences. 35th edition.

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.90. Maker. W. Watson & Sons Ltd. Subjects. Optical instruments; field glasses; binoculars; telescopes; telescopic accessories. ... Watson & Sons Ltd. Earliest Date. Jan. 1, 1927. Latest Date.

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. Jan. 1, 1915. Latest Date.

Login. Shelfmark. Wts.88. Maker. W. Watson & Sons Ltd. Subjects. Mathematical instruments; navigation instruments; astronomical instruments. ... Watson & Sons. Earliest Date. None. Latest Date. None. Pages. 4.

Login. Shelfmark. Wts.73. Maker. W.Watson & Sons Ltd. Subjects. Electro-therapeutical apparatus; radiography; high-frequency; radioscopy; electrolysis; galvanism; cautery; light-therapy. ... Watson & Sons' electro-therapeutical apparatus. Earliest Date.

Login. Shelfmark. Wts.72. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories; microscopic objects. ... Watson & Sons' microscopes, held in Central hall, Westminster in December 1935.

Login. Shelfmark. Wts.78. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopic accessories; microscopic objects. ... Watson & Sons, dated 1921. Earliest Date. Jan. 1, 1921. Latest Date.

Login. Shelfmark. Wts.91. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscopic apparatus; micro-outfits for metallurgy; illuminating apparatus; metallurgical outfits. ... Watson & Sons. Earliest Date. None. Latest Date. None. Pages.

Login. Shelfmark. Wts.84. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscopic accessories; mechanical stages; microtomes; polarizing apparatus. ... Watson & Sons from 1913. Earliest Date. Jan. 1, 1913. Latest Date.

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.

Login. Shelfmark. Wts.61. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories; metallurgical microscopes; petrological microscopes. ... Description. Part 4 of W. Watson & Sons' catalogue of microscopes & accessories.

Login. Shelfmark. Wts.85. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscopic accessories; objectives; substage-condensers; photo-micrographic apparatus. ... Watson & Sons from 1904. Earliest Date. Jan. 1, 1904. Latest Date.

Login. Shelfmark. Wts.62. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscopic accessories; microscopic objects; illuminating apparatus; microtomes. ... Watson & Sons. Earliest Date. Jan. 1, 1934. Latest Date. Dec.

Login. Shelfmark. Pye.94. Maker. Watson (Pye Instrument Group). Subjects. Microprojector: The base; The limb; The control heads; The coarse focusing adjustment; The fine focusing adjustment; The mechanical stage; Eyepieces; Objectives ... Address. W.

Login. Shelfmark. Wts.59. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories; objectives; photo-micrographic apparatus. ... Watson & Sons' microscopes & accessories from 1906. Earliest Date. Jan.

Login. Shelfmark. Wts.87. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscopic accessories; objectives; condensers; microtomes. ... Title. Catalogue of Microscopes and Accessories. Twenty-second edition, 1912-13. Description. A