Lot 224 - [M] A PAIR OF LEATHER AND BRASS DIVER'S BOOTS BY...

Sold for £744
Estimated at £300 - £400

Lot 225 - [M] A DIVER'S KNIFE BY SIEBE GORMAN
signed as per...

Sold for £645
Estimated at £150 - £250

Lot 228 - [M] 'ATLAS COELESTIS CONTAINING THE SYSTEMS AND...

Estimated at £2,000 - £3,000

Lot 229 - [M] LEYBOURN, W. 'THE ART OF DIALLING'
Sm. 4to....

Sold for £347
Estimated at £150 - £200

Lot 230 - [M] HARRIS, J. 'THE DESCRIPTION AND LIST OF THE...

Sold for £118
Estimated at £50 - £80

Lot 231 - [M] WILLIAMS, J.B. 'PRACTICAL GEODESY'
8vo,...

Sold for £105
Estimated at £30 - £50

Lot 232 - [M] JAMES FERGUSON (FL. 1755-1775): A FINE 3IN....

Sold for £4,960
Estimated at £3,000 - £5,000

Lot 233 - [M] W. JONES: A NEW PORTABLE ORRERY, CIRCA...

Sold for £9,920
Estimated at £8,000 - £10,000

Lot 234 - [M] A 19TH-CENTURY GEAR WHEEL CUTTING...

Sold for £2,232
Estimated at £1,000 - £1,500

Lot 235 - [M] A TWO-DAY MARINE CHRONOMETER BY NEGRETTI &...

Sold for £1,860
Estimated at £1,000 - £1,500

Lot 236 - [M] A 20TH CENTURY TWO-DAY MARINE CHRONOMETER the...

Sold for £992
Estimated at £300 - £400

Lot 238 - [M] A TWO-TIER CHRONOMETER BOX, CIRCA 1925 with...

Sold for £372
Estimated at £100 - £150

Lot 239 - [M] A THREE-TIER CHRONOMETER BOX, PROBABLY LATE...

Sold for £595
Estimated at £100 - £150

Lot 240 - [M] A 19TH-CENTURY BONE SAND GLASS
with hand-blown...

Estimated at £400 - £600

Lot 241 - [M] AN 18TH-CENTURY-STYLE SANDGLASS
with bulbs...

Sold for £37
Estimated at £30 - £40

Lot 242 - [M] A MODERN BRASS PLANISPHERIC ASTROLABE
after...

Sold for £198
Estimated at £150 - £250

Lot 243 - [M] A RARE EARLY 19TH-CENTURY FRENCH HOUR...

Sold for £1,488
Estimated at £1,200 - £1,500

Lot 244 - [M] AN EARLY 19TH-CENTURY FRENCH TWIN-BULB...

Sold for £1,054
Estimated at £600 - £800

Lot 246 - [M] A RARE 'KEEN'S PATENT' MARINE COMPASS BY...

Sold for £1,240
Estimated at £1,000 - £1,500

Lot 247 - [M] A FINE EARLY 19TH-CENTURY IVORY POCKET COMPASS...

Estimated at £400 - £600

Lot 248 - [M] AN EARLY 19TH-CENTURY DUTCH DRY CARD COMPASS...

Sold for £335
Estimated at £300 - £400

Lot 249 - [M] A VERY RARE FRENCH IVORY AND SILVER CRUCIFIX...

Sold for £12,400
Estimated at £4,000 - £6,000

Lot 250 - [M] A MID 19TH-CENTURY POCKET COMPASS SUNDIAL DIAL...

Sold for £372
Estimated at £250 - £350

Lot 251 - [M] AN ENGLISH BOXWOOD GUNTER OR HORARY QUADRANT,...

Sold for £992
Estimated at £800 - £1,200

Lot 252 - [M] A RARE POCKET COMPASS SUNDIAL BY JOHN FOWLER,...

Estimated at £250 - £400

Lot 253 - [M] A POCKET COMPASS SUNDIAL, ENGLISH, CIRCA...

Sold for £372
Estimated at £250 - £350

Lot 254 - [M] A DIPLEIDOSCOPE BY E.J. DENT, CIRCA...

Sold for £558
Estimated at £200 - £300

Lot 255 - [M] A RARE BRASS SHIP'S BINNACLE COMPASS BY...

Sold for £3,720
Estimated at £1,500 - £2,500

Lot 257 - [M] AN EARLY 20TH-CENTURY CHINESE GEOMANCER'S...

Sold for £105
Estimated at £80 - £120

Lot 258 - [M] AN EARLY 19TH-CENTURY TRAVELLING ALARM...

Sold for £310
Estimated at £300 - £500

Lot 259 - [M] A 19TH-CENTURY BINNACLE COMPASS BY D. MCGREGOR...

Sold for £1,426
Estimated at £400 - £600

Lot 260 - [M] A RARE SILVER-PLATED BRASS INCLINING DIAL BY...

Estimated at £3,000 - £4,000

Lot 261 - [M] A 19TH-CENTURY 13IN. RADIUS VERNIER OCTANT BY...

Sold for £558
Estimated at £150 - £250

Lot 262 - [M] A 10IN. RADIUS VERNIER OCTANT BY SPENCER,...

Sold for £236
Estimated at £100 - £150

Lot 263 - [M] A 19TH-CENTURY 7½IN. RADIUS VERNIER SEXTANT BY...

Sold for £434
Estimated at £350 - £450

Lot 264 - [M] A THREE-CIRCLE VERNIER SEXTANT BY J.W....

Sold for £310
Estimated at £200 - £400

Lot 265 - [M] A WALKER'S "CHERUB" MARK II SHIP'S...

Sold for £136
Estimated at £100 - £150

Lot 266 - [M] A DRUM SEXTANT BY W.R. WATTS, LONDON, CIRCA...

Sold for £124
Estimated at £100 - £150

Lot 267 - [M] A DIDACTIC SPIROMETER, CIRCA...

Sold for £1,054
Estimated at £800 - £1,200

Lot 268 - [M] A MONEY BALANCE BY THOMAS GIBSON, LONDON,...

Sold for £186
Estimated at £150 - £250

Lot 269 - [M] A 19TH-CENTURY CORN BALANCE BY W.R. DELL &...

Sold for £595
Estimated at £100 - £150

Lot 270 - [M] AN EARLY 19TH-CENTURY SET OF DIAMOND SCALES BY...

Sold for £310
Estimated at £150 - £250

Lot 271 - [M] A LATE 19TH-CENTURY MASON-PATTERN HYGROMETER...

Sold for £198
Estimated at £80 - £120

Lot 272 - [M] A NEST OF BRASS CONTINENTAL CUP WEIGHTS, CIRCA...

Sold for £198
Estimated at £150 - £200

Lot 273 - [M] A QUANTITY OF SPIRIT MEASURES comprising two...

Sold for £744
Estimated at £100 - £150

Lot 275 - [M] A 19TH-CENTURY 5IN. ASTRONOMICAL TELESCOPE BY...

Sold for £930
Estimated at £800 - £1,200

Lot 277 - [M] A FINE 3½IN. REFRACTING LIBRARY TELESCOPE BY...

Estimated at £800 - £1,200

Lot 278 - [M] A SHAGREEN AND BRASS OPTICAL COMPENDIUM ETUI...

Sold for £1,860
Estimated at £800 - £1,200