TYCHO BRAHE'S QUADRANT.
TYCHO BRAHE'S SEXTANT.
BACKSTAFF, 1663.
ASTROLABE, 1574.
ASTROLABE, 15th CENTURY.
ASTROLABE.
QUADRANT, 1602
NAVIGATION STUDENT, 1556.
TYCHO BRAHE: A NEW STAR.
PLANETARY SYSTEM, 1596.
NAVIGATOR, 1523.
ASTRONOMER, 1533
Tycho Brahe's brass azimuth quadrant, illustration
ASTRONOMER, 1490.
FOUNTAIN OF LIFE, 1550.
MEDIEVAL STILL, c1500.
An astronomical quadrant.
TYCHO BRAHE (1546-1601).
BRONZE ASTROLABE.
HALLEY'S COMET, 1531.
COMET, 1596.
ASTRONOMER, 1504.
Astronomical Quadrant Illustration
MAGELLAN COMPASS.
AGRICOLA: WATER PUMP, 1556.
WATER PUMP & WHEEL.
VERVAIN.
The Ambassadors.
ASTRONOMICAL TELESCOPES.
CROSS-STAFF, 1669.
ST. JEROME IN HIS STUDY.
SAINT ANDREW.
HANS SACHS (1494-1576).
ASTRONOMERS, 1533.
VERNE: 20,000 LEAGUES.
A cannon with a quadrant.
ALCHEMISTS, 1529.
Quadrant being used to obtain the altitude of a tower.
Gunners using a clinometer and a quadrant.
Using a quadrant with a plumb bob to calculate the height of a tower by triangulation.
Revolving wooden quadrant, illustration
MINE VENTILATION SYSTEM
TYCHO BRAHE: TITLE PAGE.
Ptolemy (Claudius of Ptolemaeus)
An astronomer (Ptolemy of Alexandria?)
DEATH AND THE LANSQUENET. German woodcut, 1510, by Albrecht D rer.
Small Quadrant or Quarter of a Circle
CHRISTOPHER COLUMBUS
ASTRONOMERS, 1476.
ASTRONOMER, 1533.
ASTRONOMER, 1513.
ASTROLOGERS, 1513.
SUN GOD HELIOS, OR SOL.
HOUSEHOLD STILL, 1616.
CHRISTOPH SCHEINER
CULTIVATED OLIVE TREE.
BOTANY: GINGER.
HOLLY, 1597.
TARRAGON.
HEMLOCK.
BOTANY: SUNFLOWER, 1597.
BOTANY: MALE MANDRAKE.
BOTANY: SWEET POTATO, 1597.
BOTANY: FOXGLOVE, 1597.
THE COMMON WILLOW TREE.
BOTANY: DATE PALM, 1597.
DATE PALM, 1597.
DATE PALM, 1579.
BOTANY: TOBACCO, 1576.
PRINTING OFFICE, 1568.
An astronomer.
An Astronomer.
FIRST WATER-CLOSET, 1596.
ALCHEMY: HERMAPHRODITUS.
BOTANY: THYME, 1485.
BOTANY: RYE, 1579.
ROMBERCH: MEMORY, 1553.
BOTANY: COTTON PLANT, 1579.
PTOLEMY (2nd CENTURY A.D.).
VIATORIUM, 16th CENTURY.
CANNON, 16th CENTURY.
GERMAN JEWS, 1568.
Islamic astronomer using a quadrant
Effigy of a Young Woman.
DANCE OF DEATH, 1538.
JEWS BURNED ALIVE, 1493.
MINSTREL, c1520.
GUITARIST, 16th CENTURY. German woodcut by Tobias Stimmer (1539-1584).
LUTENIST, 16th CENTURY.
FLAUTIST, 16th CENTURY.
INDULGENCES: 16TH CENTURY.
COMET, 1556.
CRANACH: CHERUBIM.
BASSOONIST, 16th CENTURY.
VIOL PLAYER, 16th CENTURY.
KRUMMHORN PLAYER.
ZITHER PLAYER, 16th CENTURY.
CLARION PLAYER.
ORGANIST, 16th CENTURY.
ST. PAUL AND MESSENGER.
SAINT JAMES MAJOR, 1519.
DURER: THE PENITENT, 1510.
ST. GEORGE AND THE DRAGON.
DURER: SAINT MICHAEL, 1498.
SCRIPTURAE THESAURUS, 1510.
PRIESTS, 1568.
MONKS, 1568.
SAINT THOMAS.
SAINT JAMES MINOR.
SAINT PAUL.
SAINT PETER (c. 67 A.D.).
JESUS AS A CHILD.
BISHOP, 1568.
MAXIMILIAN I (1459-1519).
JOHANN TETZEL (c1465-1519).
JOHANN REUCHLIN
MICHAEL PRAETORIUS
JOHANNES SCH NER
DANCE OF DEATH, 1545.
PALMISTRY CHART, 1531.
PALMISTRY CHART, 1560.
PALMISTRY CHART, 1551.
The interior of the United States Naval Observatory, Washington.
A Surveyor's Quadrant.
LEONARDO: AERONAUTICS.
ARABIC BRASS ASTROLABE.
ASTROLABE, 18th CENTURY.
ARABIC ASTROLABE.
16th Century sailors, historical artwork
BOOK OF SEAMANSHIP.
ASTRONOMERS, 1493.
PHASES OF THE MOON, 1534.
COMET, 1528.
ASTRONOMER, 1530.
PHASES OF THE MOON.
ASTRONOMER, 1493.
A COMPASS ROSE, 1630.
Camera obscura used to study sunspots
TYCHO BRAHE'S OBSERVATORY.
Title page from 'Arte De La Verdadera Navegacion'.
A PLAN OF LE HAVRE, 1563.
PRINTER'S DEVICE, 1521.
WHISKEY STILL, 1616.
AGRICOLA: WATERWHEEL, 1556.
HYDRAULIC INSTRUMENT.
LUTHERAN BIBLE, 1534.
BIBLIA PAUPERUM, c1315.
PHYSIOGNOMY, 1637.
VIEW OF GRANADA, 1548.
SHIP OF FOOLS, 1570.
ARIOSTO: ORLANDO FURIOSO.
CARTOUCHES, 1534.
NICOLAUS COPERNICUS
CORTES LETTER, 1522.
LANDING OF COLUMBUS, 1492.
ALBERTUS MAGNUS (c1193-1280).
PLANETARY SYSTEMS.
ALCHEMIC SKY DRAGON.
FERDINAND MAGELLAN
ALBERTUS MAGNUS (1193-1280).
An astronomy lesson using an astrolabe.
THE PHYSIC GARDEN, 1531.
HOLLY, 1503.
HEMP PLANT.
BOTANY: HORSE-RADISH.
SCOTCH FIR, 1581.
BLACK PEPPER PLANT, 1578.
CACTUS: OPUNTIA, 1606.
CACTUS, 1606.
ANDREAS VESALIUS (1514-1564).