Methods of surveying (right) and time keeping (left). On the left are various different kinds of sundials and a clock with a ...
Methods of surveying (right) and time keeping (left). On the left are various different kinds of sundials and a clock with a single arm. On the right a survey is being made of the height of the tower, using quadrants and, on the far right, a cross staff.
4832701
1895-32230
'Slotting quadrants for 6' and 8' Howitzer sights...', 1915-1918
4828695
1895-28219
Measuring distances and angles using quadrants, 1548.
1807463
1598R-129033
Quadrants of a Circle
622495
1521-121
Gold & Blue 2003 Helen Lurye (20th C. Russian) Oil & acrylic on canvas
895550
1521-134
Miami 2004 Helen Lurye (20th C. Russian) Oil, acrylic and gold leaf on wood Private Collection
4798065
1895-3852
John Hadley, English optical instrument maker, 1728.
4822168
1895-24831
Trade card of Dudley Adams, instrument maker, 18th century.
4806129
1895-11189
Mathematical instruments, 1701.
4827922
1895-27446
Trade card of John Bennet (Bennett), Crown Court, London, 18th century.
4833170
1895-32699
Tycho Brahe and his mural quadrant, 1587.
4811611
1895-16671
Samrat Yantra sundial at Jaipur Observatory, Delhi, India, 1808.
4833168
1895-32697
Tycho Brahe's portable brass azimuth quadrant, c 1577.
4826199
1895-25783
Engraved title page for 'The castle of Knowledge', 1556.
4817723
1895-20513
Quadrant sundial, English, c 1570.
4799337
1895-5085
Quadrant sundial, English, c 1570.
4833167
1895-32696
Tycho Brahe's quadrant (inverted), c 1577.
4836915
1895-33381
Hadley's quadrant, 12 inch with back sight, early 19th century.
4816582
1895-19379
Twelve inch portable astronomical quadrant, 1760-1769.
4833172
1895-32701
Tycho Brahe's azimuth quadrant, (in square frame), c 1587.
4797911
1895-3698
Gunter's Quadrant, 1623-1700.
4806131
1895-11191
Mathematical instruments, 1701.
895553
1521-130
Child's Prayer 2003 Helen Lurye (20th C. Russian) Oil and acrylic on canvas Private Collection
4819580
1895-22294
John Hadley, optical instrument maker, 1728.
4807181
1895-12241
'Tractatus', the use of a quadrant to measure the height of a building, 1535.
4797947
1895-3734
Tycho Brahe's Azimuth Quadrant, 1577.
4806166
1895-11226
Gunner's quadrant and perpendicular, c 1780.
4821929
1895-24592
Backstaff from 'Seaman's Secrets', London, 1607.
4816583
1895-19380
Twelve inch portable astronomical quadrant, 1760-1769.
623869
1521-101
Summer Day 2002 Helen Lurye (20th C. Russian) Oil & acrylic on canvas Private Collection
4806091
1895-11151
Two slide rules, 1663 and 1881.
4576645
1889R-8589
Tree in the four seasons
627329
1514-124
#83 2001 Karen Deicas DePodesta (20th C. Mexican) Acrylic on canvas Private Collection
4817560
1895-20350
Wooden horary quadrant, Arabian, 1730-31.
4828325
1895-27849
Trade card of Tuttell, mathematical instrument maker, late 18th century.
4818983
1895-21692
Spiral slide rule, 1663.
531289
1494-117
Dutchman's Pipe Dissected 2003 Jim Macbeth (20th C. American) Digital collage
4799338
1895-5086
Quadrant sundial, English, c 1570.
4817724
1895-20514
Quadrant sundial, English, c 1570.
4833166
1895-32695
Tycho Brahe's quadrant, 1576.
4800187
1895-5899
Quadrant sundial, English, c 1570.
4807179
1895-12239
Figure with quadrant, c 1503.
4798185
1895-3972
The Observatory at Delhi, India, 1808.
4797893
1895-3680
Brass quadrant, 1685-1724.
4806189
1895-11249
Surveyor's folding rule, 1574.
52263
1158-1204
Yves Saint-Laurent Andy Warhol (1928-1987/American)
4821928
1895-24591
Quadrant from 'Margarita Philosophica', London, 1535.
4808734
1895-13794
Quadrant sundial, English, c 1570.
4821930
1895-24593
Backstaff from 'Seaman's Secrets', London, 1607.
4833171
1895-32700
Tycho Brahe's azimuth quadrant, (strutted), c 1587.
4827987
1895-27511
Trade card of Tuttell, mathematical instrument maker, late 18th century.
4806132
1895-11192
Quadrant, by D Lusuerg of Rome, 1701.
4801041
1895-6753
Surveying quadrant, 1674.
4827969
1895-27493
Trade card of a seller of navigational instruments, early 19th century.
4797894
1895-3681
Quadrant used by Tycho Brahe, 1560-1565.
4821738
1895-24401
Astronomical observations and tables explained, 1745.
4821926
1895-24589
Quadrant from 'Margarita Philosophica', London, 1535.
4828610
1895-28134
Method for firing artillery at night, 1588.
4797695
1895-3482
Quadrant, 1756.
4797899
1895-3686
Brass horary quadrant, 1549.
4798284
1895-4071
Quadrant, 1756.
4806090
1895-11150
Henry Sutton's slide rule, 1663.
4826201
1895-25785
Quadrant, 1556.
4806128
1895-11188
Set of mathematical instruments, c 1701.
4797900
1895-3687
Brass horary quadrant, 1549.
4806179
1895-11239
Surveyor's folding rule, 1574.
4833186
1895-32715
Tycho Brahe's 19 foot quadrant, c 1569.
4827921
1895-27445
Trade card for George Adams, instrument maker to King George III, c 18th century.
4797884
1895-3671
Twelve-inch quadrant, c 1767.
4801040
1895-6752
Surveying quadrant, 1674.
4820388
1895-23102
Quadrant of Tycho Brahe, 16th century.
4797917
1895-3704
Twelve inch portable astronomical quadrant, 1760-1769.
4828320
1895-27844
Catalogue of Henry Pyefinch, instrument maker, c 1800s.
1229009
1525R-45111
Road Worker Standing on the Street
4814300
1895-17168
Gunter's Quadrant, 1623-1700.
4806130
1895-11190
Mathematical instruments, 1701.
4820032
1895-22746
Using a telescope in the Octagon Room at the Royal Observatory, 1680.
4833187
1895-32716
Tycho Brahe's large azimuth quadrant, c 1587.
4828709
1895-28233
Measuring distance and angle for firing cannonballs using the quadrant, 1548.
4817559
1895-20349
Wooden horary quadrant, Persian, 1727-1728.
4817558
1895-20348
Wooden horary quadrant, Persian, 18th century.
4818970
1895-21679
Gunner's quadrant and perpendicular, c 1780.
4799098
1895-4846
Twelve inch portable astronomical quadrant, 1760-1769.