Concept

Navigation

Images

  • Navigation: an astrolabe, a cross-staff, and a back-staff or Davis's sextant. Drawing after Edmund Gunter, 1624.
  • Astronomy: a quadrant and a sextant. Engraving.
  • Astronomy: a diagram showing how to determine longitude. Coloured engraving by J. Emslie, 1851, after himself.
  • Zebrafish posterior lateral line development
  • Navigation: several quadrants and a sextant. Engraving.
  • Astronomy: a diagram showing how to determine latitude. Coloured engraving by J. Emslie, 1851, after himself.
  • Navigation: a man using a Jacob's staff (cross staff), various other measuring devices at his feet. Woodcut, 16--.
  • Navigation: a compass, and details of its use. Engraving.
  • Zebrafish sensory neuromasts
  • Civil engineering: a plan to improve the silted-up harbour at Rye, Kent. Engraving by Mutlow.

Catalogue