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Login. Shelfmark. Pye.91. Maker. Watson (Pye Instrument Group). Subjects. Microscope. Title. ... Earliest Date. Latest Date. Pages. 17. Address. W. Watson & Sons, Ltd., Barnet, Herts, England.

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.96. Maker. Watson (Pye Instrument Group). Subjects. Binac: Binocular eyepiece attachment. ... Watson & Sons, Ltd., Barnet, Herts., England. 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.68. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories; philatelic microscope. ... Description. A leaflet for W. Watson & Sons' new microscope for philately.

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.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.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. 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.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. 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.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. Wts.67. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; Service microscope; Bactil microscope; Kima microscope; universal binocular microscope. ... Title. 1936 Microscopes : "Service" "Bactil" "Kima" Universal Binocular.

Login. Shelfmark. Wts.70. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories; metallurgical microscope. ... Watson & Sons. (1927). Earliest Date. 1927. Latest Date. 1927. Pages.

Login. Shelfmark. Wts.83. Maker. W. Watson & Sons Ltd. Subjects. Astronomical apparatus; telescopes; telescopic accessories; equatorial mounts. ... Description. A leaflet for equatorial mounts for telescopes from W. Watson & Sons.

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. 1913. Latest Date. 1913.

Login. Shelfmark. Wts.95. Maker. Watson & Sons (Electro-Medical) Ltd. Subjects. Radiography; radiographic apparatus; x-ray equipment; x-ray accessories. ... Title. Catalogue of X-Ray Generators and Radium X-Ray Accessories. Description. A catalogue of

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.

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.62. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscopic accessories; microscopic objects; illuminating apparatus; microtomes. ... Watson & Sons. Earliest Date. 1934. Latest Date. 1934. Pages. 20.

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. 1904. Latest Date. 1904.

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. 1902.

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. 1906.

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 ... Watson & Sons

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.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

Login. Shelfmark. Wts.58. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories; objectives; substages; microtomes; microscopic objects. ... Description. An illustrated catalogue of W. Watson & Sons' microscopes &

Login. Shelfmark. Wts.86. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscopic accessories; microscope stages; objectives; condensers; illuminators. ... Watson & Sons from 1910-11. Earliest Date. 1910. Latest Date. 1911.

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.76. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; photo-micrography; photo-micrographic apparatus; optical projection apparatus. ... Watson & Sons Ltd. Earliest Date. Latest Date. Pages. 48. Address.

Login. Shelfmark. Wts.94. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopic objects; photo-micrography; lantern slides. ... Description. A catalogue of microscopic objects & slides by W. Watson, from 1910-11.

Login. Shelfmark. Wts.98. Maker. Watson& Sons (Electro-Medical) Ltd. Subjects. Radiography; radiology; x-rays; x-ray equipment; x-ray tubes; opaque dyes; radiol developer. ... Title. X-Ray Accessories. Description. A catalogue of x-ray accessories from

Login. Shelfmark. Wts.80. Maker. W. Watson & Sons Ltd. Subjects. Scientific instruments; mathematical instruments; drawing instruments; surveying instruments. ... Description. An illustrated catalogue of instruments by W. Watson & Sons Ltd.

Login. Shelfmark. Pye.50. Maker. W. Watson & Sons Ltd (Pye Instrument Group). ... Earliest Date. Latest Date. Pages. 17. Address. W. Watson & Sons, Ltd., Barnet, Herts, England.

Login. Shelfmark. Wts.93. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscopic accessories; petrological microscopes. ... A catalogue of petrological microscopes & accessories from W. Watson & Sons.

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. Latest Date. Pages. 20. Address

Login. Shelfmark. Wts.79. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscope accessories; microscopic objects. ... Watson & Sons. Earliest Date. Latest Date. Pages. 44. Address. 313 High Holborn, London, W.C.

Login. Shelfmark. Wts.82. Maker. W. Watson & Sons Ltd. Subjects. Microscopy; microscopes; microscopic accessories; objectives; condensers; illuminators. ... Description. A catalogue of W. Watson & Sons' microscopes & accessories from 1920.