Lot 340 - [M] THE BELL FROM R.M.A.S 'COCKCHAFER', 1973

Sold for £496
Estimated at £200 - £300

Lot 341 - [M] AN EIGHT-DAY MARINE CHRONOMETER BY LEVITT, LONDON, RETAILED BY B. GUTTER & SONS, NEW YORK CIRCA 1830

Estimated at £4,000 - £6,000

Lot 342 - [M] A TWO-DAY MARINE CHRONOMETER BY FRODSHAM & KEEN, LIVERPOOL, CIRCA 1885

Sold for £2,480
Estimated at £1,800 - £2,500

Lot 343 - [M] A TWO-DAY MARINE CHRONOMETER BY BLISS & CREIGHTON, NEW YORK, CIRCA 1865

Sold for £1,860
Estimated at £1,500 - £2,500

Lot 344 - [M] A TWO-DAY MARINE CHRONOMETER BY JOHN BLISS & CO., NEW YORK, CIRCA 1905

Sold for £1,736
Estimated at £1,500 - £2,500

Lot 345 - [M] A TWO-DAY MARINE CHRONOMETER BY W.M. LINDQVIST, LONDON, 1917

Sold for £1,860
Estimated at £2,000 - £3,000

Lot 346 - [M] A TWO-DAY MARINE CHRONOMETER BY A. JOHANSEN & CO., LONDON, CIRCA 1906

Sold for £2,480
Estimated at £1,500 - £2,500

Lot 347 - [M] A TWO-DAY MARINE CHRONOMETER BY LANGE & SÖHNE, DRESDEN, CIRCA 1955

Sold for £2,356
Estimated at £800 - £1,200

Lot 348 - [M] A TWO-DAY MARINE CHRONOMETER BY G.U.B. GLASHÜTTE, CIRCA 1976

Sold for £1,612
Estimated at £300 - £500

Lot 349 - [M] A TWO-DAY MARINE CHRONOMETER BY GOWLAND & SON, LIVERPOOL, CIRCA 1865

Sold for £2,480
Estimated at £1,500 - £2,500

Lot 350 - [M] A TWO-DAY MARINE CHRONOMETER BY ROBERT ROSKELL, LIVERPOOL, CIRCA 1860

Sold for £3,968
Estimated at £2,000 - £3,000

Lot 351 - [M] A MODEL-21 TWO-DAY MARINE CHRONOMETER BY HAMILTON, LANCASTER, USA, CIRCA 1945

Estimated at £1,000 - £1,500

Lot 352 - [M] A RUSSIAN TWO-DAY MARINE CHRONOMETER BY MONET, CIRCA 1965

Sold for £558
Estimated at £500 - £800

Lot 353 - [M] A TWO-DAY MARINE CHRONOMETER BY THOMAS MERCER, ST. ALBANS, 1971

Sold for £744
Estimated at £400 - £600

Lot 354 - [M] A TWO-DAY MARINE CHRONOMETER BY THOMAS MERCER, ST ALBANS, 1959

Sold for £868
Estimated at £400 - £600

Lot 355 - [M] A FINE ELECTRIC SLAVE CLOCK BY SYNCHRONOME, LONDON, CIRCA 1920

Sold for £2,728
Estimated at £600 - £800

Lot 356 - [M] A TYPE 5 UNIVERSAL HELIOCHRONOMETER FOR THE SOUTHERN HEMISPHERE BY PILKINGTON & GIBBS LTD, PRESTON, CIRCA 1906

Sold for £992
Estimated at £600 - £800

Lot 357 - [M] AN EXCEPTIONAL WEATHER STATION BY NEGRETTI & ZAMBRA, CIRCA 1880

Sold for £2,728
Estimated at £2,500 - £3,500

Lot 358 - [M] A FINE THEODOLITE BY TROUGHTON & SIMMS, LONDON, CIRCA 1900

Sold for £682
Estimated at £300 - £500

Lot 359 - [M] AN IMPRESSIVE LACQUERED BRASS THEODOLITE BY JOSEPH HART, BIRMINGHAM, CIRCA 1800

Sold for £620
Estimated at £400 - £600

Lot 360 - [M] A PARKES & HADLEY PATENT BRASS TABLE ORRERY, LONDON, CIRCA 1880

Sold for £1,240
Estimated at £600 - £800

Lot 361 - [M] A FINE STAR GLOBE BY KELVIN & HUGHES LTD FOR EPOCH, 1975

Sold for £1,116
Estimated at £400 - £600

Lot 362 - [M] A 9IN. CELESTIAL GLOBE PUBLISHED BY MALBY AND ISSUED BY J. WYLD, 1860

Sold for £558
Estimated at £500 - £700

Lot 363 - [M] Ø A 16IN. RADIUS VERNIER OCTANT, CIRCA 1790

Estimated at £600 - £800

Lot 364 - [M] Ø A 13½IN. RADIUS VERNIER OCTANT BY ROBERT BANCKS, STRAND, LONDON, CIRCA 1790

Sold for £595
Estimated at £500 - £800

Lot 365 - [M] Ø AN 11½IN. RADIUS VERNIER OCTANT BY SPENCER BROWNING & RUST, LONDON, CIRCA 1790

Sold for £496
Estimated at £400 - £600

Lot 366 - Ø [M] Ø A 9½IN. RADIUS VERNIER OCTANT BY THOMAS HARRIS, LONDON, CIRCA 1810

Estimated at £350 - £450

Lot 367 - [M] A RARE, POSSIBLY UNIQUE, PROTOTYPE NAVIGATION COMPUTER BY HENRY HUGHES & SON LTD, CIRCA 1935

Sold for £868
Estimated at £200 - £400

Lot 368 - [M] A 6½IN. RADIUS VERNIER SEXTANT BY J. COMBES, DEVONPORT, CIRCA 1900 & another unsigned

Sold for £248
Estimated at £200 - £300

Lot 369 - [M] A TECHNICAL SCALE MODEL OF A ROOF TRUSS BY G. COUSENS LTD, MANCHESTER

Sold for £744
Estimated at £150 - £250

Lot 370 - [M] A 19TH CENTURY INHALER BY ALLEN & SON, LONDON

Estimated at £200 - £400

Lot 372 - [M] A RARE GLASS WATER PRISM BY OTTO BOETTGER, ADELAIDE, CIRCA 1885

Sold for £149
Estimated at £200 - £300

Lot 373 - [M] AN EARLY 20TH CENTURY DIP NEEDLE

Sold for £434
Estimated at £150 - £250

Lot 374 - [M] A RARE PORTABLE THERMOMETER BY C. TAGLIABUE, LONDON, CIRCA 1820

Sold for £174
Estimated at £200 - £300

Lot 375 - [M] Ø A FINE MARINE BAROMETER BY WATKINS & HILL, LONDON, CIRCA 1830

Sold for £682
Estimated at £600 - £800

Lot 376 - [M] AN IMPROVED SYMPIESOMETER, CIRCA 1900

Sold for £124
Estimated at £200 - £300

Lot 377 - [Z] A RARE TIDE TABLE / CALCULATOR BY RALPH WALKER, CIRCA 1795

Sold for £744
Estimated at £600 - £800

Lot 378 - [M] A FOB COMPASS, CIRCA 1800

Sold for £273
Estimated at £150 - £200

Lot 379 - [M] A LACQUERED BRASS GUNNER'S LEVEL BY CRICHTON, LONDON FOR THE INDIAN COLONIAL OFFICE, CIRCA 1830

Sold for £868
Estimated at £500 - £800

Lot 380 - [M] Ø A 1IN. SIX-DRAW POCKET TELESCOPE BY DAVIS OF DERBY, CIRCA 1850

Sold for £223
Estimated at £200 - £300

Lot 381 - [M] A 19TH CENTURY SPECTROMETER BY GRIFFIN, LONDON

Sold for £124
Estimated at £150 - £250

Lot 382 - [M] Ø A SIMPLE MICROSCOPE, ENGLISH, CIRCA 1740

Sold for £149
Estimated at £150 - £250

Lot 383 - [M] MICROSCOPE TRADE CATALOGUES

Sold for £50
Estimated at £80 - £120

Lot 384 - [M] Ø A FINE WILSON-TYPE SCREW BARREL COMPENDIUM MICROSCOPE, ATTRIBUTED TO EDMUND SCARLETT, ENGLISH, CIRCA 1740

Sold for £2,356
Estimated at £2,000 - £3,000

Lot 385 - [M] A RARE ¼IN. OBJECTIVE BY A. ROSS, LONDON, CIRCA 1853

Sold for £124
Estimated at £150 - £250

Lot 386 - [M] A LATE 19TH CENTURY SIMPLE POCKET MICROSCOPE, GERMAN

Estimated at £100 - £200

Lot 387 - [M] A MICROPHOTO SLIDE BY J.B. DANCER, CIRCA 1850

Sold for £62
Estimated at £60 - £80

Lot 388 - [M] A RARE WENHAM TYPE BINOCULAR MICROSCOPE BY WATSON & SONS, LONDON, CIRCA 1888

Sold for £1,178
Estimated at £1,000 - £1,500