Lot 279 - [M] AN ENGLISH CARD AND SHAGREEN 1¼in. MONOCULAR,...

Sold for £347
Estimated at £250 - £350

Lot 280 - [M] AN 18TH-CENTURY SHAGREEN AND CARD ½IN. SINGLE...

Sold for £620
Estimated at £500 - £700

Lot 281 - [M] AN 18TH-CENTURY CARD AND HORN TELESCOPE BY...

Sold for £397
Estimated at £200 - £300

Lot 282 - [M] A FIXED FOCUS SPYGLASS, PROBABLY DUTCH, CIRCA...

Sold for £620
Estimated at £500 - £800

Lot 283 - [M] A HAND-HELD REFLECTING TELESCOPE BY BENJAMIN...

Sold for £992
Estimated at £400 - £600

Lot 284 - [M] A 'BREWSTER PATENT' KALEIDOSCOPE BY P....

Sold for £112
Estimated at £150 - £200

Lot 285 - [M] A LARGE 1½IN. ENGLISH MARINE TELESCOPE, CIRCA...

Sold for £372
Estimated at £400 - £600

Lot 286 - [M] A 1¼IN. MARINE TELESCOPE BY LINCOLN, LONDON,...

Estimated at £250 - £350

Lot 287 - [M] AN ENGLISH ¾IN. MARINE TELESCOPE, CIRCA...

Estimated at £300 - £400

Lot 288 - [M] A TELESCOPE SYSTEM STICK, CIRCA 1840
the plain...

Sold for £620
Estimated at £600 - £800

Lot 289 - [M] A LATE 19TH-CENTURY 1½IN. SINGLE DRAW...

Sold for £310
Estimated at £150 - £200

Lot 290 - [M] AN EARLY 19TH-CENTURY ENGLISH WOOD AND BRASS...

Sold for £149
Estimated at £80 - £120

Lot 291 - [M] A LATE 19TH-CENTURY 1½IN. SINGLE DRAW...

Sold for £192
Estimated at £100 - £150

Lot 292 - [M] A NAVAL 'STATION KEEPER' BY CARY, CIRCA...

Sold for £37
Estimated at £30 - £40

Lot 293 - [M] A PAIR OF GEORGIAN SILVER WIG...

Sold for £930
Estimated at £200 - £300

Lot 294 - [M] A GROUP OF SPECTROSCOPES comprising: a...

Sold for £236
Estimated at £100 - £150

Lot 295 - [M] A LARGE-FORMAT STATION/STORM TYCOS BAROGRAPH BY SHORT & MASON, CIRCA 1950A...

Estimated at £400 - £600

Lot 296 - [M] AN EIGHT-DAY BAROGRAPH BY NEGRETTI & ZAMBRA,...

Sold for £149
Estimated at £150 - £250

Lot 297 - [M] AN EIGHT-DAY BAROGRAPH BY NEGRETTI & ZAMBRA,...

Sold for £236
Estimated at £200 - £300

Lot 298 - [M] A MODERN BAROGRAPH
unsigned, lacquered brass...

Sold for £99
Estimated at £80 - £120

Lot 299 - [M] A LATE 19TH-CENTURY ANEROID BAROMETER BY L....

Sold for £198
Estimated at £150 - £250

Lot 300 - [M] A POCKET BAROMETER BY ELLIOTT BROS,...

Sold for £105
Estimated at £100 - £150

Lot 301 - [M] AN 'ADMIRAL FITZROY' PATTERN FORECASTING...

Sold for £930
Estimated at £300 - £500

Lot 302 - [M] AN EARLY 19TH-CENTURY SIMPLE POCKET MICROSCOPE...

Sold for £744
Estimated at £400 - £600

Lot 303 - [M] A SMALL SIMPLE MICROSCOPE, PROBABLY ENGLISH,...

Sold for £186
Estimated at £150 - £250

Lot 304 - [M] AN EARLY 19TH-CENTURY POCKET MICROSCOPE...

Sold for £645
Estimated at £400 - £600

Lot 305 - [M] A GOOD BOTANIST'S MICROSCOPE BY G. & C. DIXEY,...

Estimated at £400 - £600

Lot 307 - [M] A FINE COMPOUND BINOCULAR NO. 1 MICROSCOPE BY...

Sold for £16,120
Estimated at £2,500 - £3,500

Lot 308 - [M] A LATE 19TH-CENTURY MONOCULAR MICROSCOPE BY...

Sold for £248
Estimated at £200 - £300

Lot 309 - [M] A RARE PAINTED WOOD AND BRASS SOLAR...

Sold for £8,060
Estimated at £1,500 - £2,000

Lot 310 - [M] A 'JONES MOST-IMPROVED'-TYPE MICROSCOPE...

Sold for £2,108
Estimated at £1,500 - £2,000

Lot 311 - [M] A FINE DRAWING INSTRUMENT MAGAZINE BY GEORGE...

Sold for £12,400
Estimated at £10,000 - £15,000

Lot 312 - [M] A 19TH-CENTURY MAGAZINE OF DRAWING INSTRUMENTS...

Sold for £1,984
Estimated at £800 - £1,200

Lot 313 - [M] A PAIR OF PROPORTIONAL DIVIDERS BY W & S...

Sold for £99
Estimated at £80 - £120

Lot 314 - [M] 19TH-CENTURY DRAWING SETS
comprising an 8½in....

Sold for £149
Estimated at £80 - £120

Lot 315 - [M] A DRAWING SET ETUI BY JAMES SEARCH, LONDON,...

Sold for £496
Estimated at £400 - £600

Lot 316 - [M] A LATE 18TH-CENTURY PANTOGRAPH BY FRANCIS...

Sold for £124
Estimated at £100 - £150

Lot 317 - [M] A SCISSOR-TYPE COMBINATION PARALLEL RULE AND...

Sold for £521
Estimated at £400 - £600

Lot 318 - [M] A RARE COMBINED COURSE INDICATOR AND PARALLEL...

Sold for £372
Estimated at £300 - £400

Lot 319 - [M] A STANDARD YARD BY W. & S. JONES, LONDON,...

Estimated at £300 - £400

Lot 320 - [M] AN EARLY 18TH-CENTURY FOLDING SQUARE BY...

Estimated at £300 - £500

Lot 321 - [M] AN EARLY 19TH-CENTURY FRENCH FOLDING BRASS...

Estimated at £150 - £200

Lot 322 - [M] AN EARLY 19TH-CENTURY FRENCH ENGRAVED BRASS...

Sold for £434
Estimated at £200 - £300

Lot 323 - [M] AN EARLY 19TH-CENTURY BRASS RULE
unsigned, the...

Sold for £620
Estimated at £150 - £200

Lot 324 - [M] AN 18TH-CENTURY BRASS SECTOR AFTER BUTTERFIELD...

Estimated at £100 - £150

Lot 325 - [M] A RUN OF CHRISTIE'S SCIENTIFIC INSTRUMENT...

Sold for £1,984
Estimated at £300 - £400

Lot 326 - [M] A TYPE I CURTA CALCULATOR, CIRCA 1965
of...

Sold for £347
Estimated at £200 - £400

Lot 327 - [M] A FULLER-TYPE CALCULATING SLIDE RULE MODEL NO....

Sold for £223
Estimated at £200 - £400