Title

John Hadley's sextant, 1894. Artist: Unknown.

Caption

John Hadley's sextant, 1894. Hadley (1682-1744) was an English mathematician. From A Popular History of Science, by Robert Routledge, BSc (Lond.), F.C.S. [George Routledge & Sons, Limited., London, 1894]
The Print Collector collection

Date

1894

Credit line

Photo12/Heritage Images/The Print Collector

Reference

HRM19C69_226

Model release

Non

License type

Droits gérés

Available size

57.7Mo (2.0Mo) / 41.7cm x 34.6cm / 4931 x 4088 (300dpi)

Keywords

England technology country science astronomy British tool English innovation location century Britain concept navigation invention B&W sextant MONOCHROME Scientific Instrument 19th century black & white black and white B W 18th century Eighteenth Century nineteenth century The Print Collector optical instrument engraving Unknown John Robert Robert Routledge Routledge Hadley John Hadley Robert Routledge John Hadley engraving