Cameras & Scientific Instruments

Lot 816 - A Cooke, Troughton and Simms Theodolite

Lot 817 - An Astra IIIb Marine Sextant

Lot 818 - A Boxwood Gunter's Rule & Other

Lot 819 - Richards Improved Steam Engine Indicator

Lot 820 - A Digitor Learning Arithmetic Module Game

Lot 821 - A Selection of Rules, Drawing Instuments, & a Fowlers 'Magnum' long Scale Calculator

Lot 822 - Large 24" Plate Ramsden Pattern Electrostatic Machine

Lot 823 - A Very Unusual Conical Leyden Jar

Lot 824 - Unusual Laboratory Vacuum Pump, Varley, Cornelius

Lot 825 - Cuthbertson's Final or English type Electrostatic Plate Machine

Lot 826 - Flicker Photometer

Lot 827 - Ruhmkorff, Ateliers, Hand Cranked Generator

Lot 828 - A Pair of Zeiss 10x40 B T* Binoculars

Lot 829 - A Swarovski Swarovision 8.5x42 Binoculars

Lot 830 - A Swarovski Swarovision 8.5x42 Binoculars

Lot 831 - A Pair of Carl Zeiss Jena Binoculars

Lot 832 - A Selection of Binoculars and Photographica

Lot 833 - Doppelfernrohr 25x105 Flak "KQC" Jos Schneider & Co, Observation Binoculars

Lot 834 - A Steiner Military Marine 7x50 Binoculars

Lot 835 - An Optolyth TBS-80 Spotting Scope

Lot 836 - a Kowa TS-612 Spotting Scope and Table Clamp

Lot 837 - Large Medieval Bronze Trade Weight holder

Lot 838 - An Early Steelyard Balance

Lot 839 - Bronze Queen Anne 7lb wool weight

Lot 840 - Bronze Queen William & Mary 7lb wool weight

Lot 841 - German Steel Standard Metre

Lot 842 - Collection of German Volume Scale Rules

Lot 843 - 18th Century Steelyard Balance

Lot 844 - Small Set of Cased Scales

Lot 845 - Yorkshire West Riding, 1lb Custom Inspectors Scales

Lot 846 - Victorian Brass Shop Scales

Lot 847 - Extraordinarily Large Piece of Natural Amber

Lot 848 - G. K. Chesterton, London, 1914

Lot 849 - Coburn, Alvin Langdon, Moor Park Rickmansworth

Lot 850 - Coburn, Alvin Langdon, More Men of Mark

Lot 851 - Collection of Ray Society Books

Lot 852 - Penard, Eugene, Presentation copy of Faune Rhizopodique du Bassin du Léman, and another

Lot 853 - A Group of Photography Books

Lot 854 - A Selection of Ansel Adams Photo Books

Lot 855 - A Copy of "Leica, A History Illustrating Every Model and Accessory"

Lot 856 - A Selection of Photobooks

Lot 857 - A Selection of Photographic Monographs

Lot 858 - A Copy of "Pause, London in Lockdown", Jan Enkelmann

Lot 859 - A Copy of "Diamonds and Pearls", Marc Lagrange

Lot 860 - A Copy of "Red Bull Illume", Limited Edition

Lot 861 - A Copy of "Red Bull Illume", Limited Edition

Lot 862 - A Selection of Leica Related Books and Magazines

Lot 863 - A Copy of "Magnum by Schirmer/Mosel