Quadrantaria posters & prints

Lesbia and her Sparrow, 1860 Anonymous

Cruger's azimuth quadrant A Steck

Surveyors using quadrants to measure the height of a tower, c1617-c1619 Robert Fludd

Using a quadrant with a plumb bob to calculate the height of a tower by triangulation, 1551 Unknown

Measuring the distance from ship to shore, using a quadrant marked with shadow-scales, 1598 Unknown

Quadrant for Stellar Measurements Anonymous

Quadrant for Stellar Measurements Anonymous

Astronomical quadrant John Bird

Astronomical quadrant John Bird

Wooden Quadrant Used In Nativagation Anonymous

Quadrant telegraph Breguet

Illustration of Bird's Quadrant Anonymous

Illustration Depicting Quadrants Anonymous

Regent's Quadrant Thomas Hosmer Shepherd

Mural quadrant at the Royal Observatory, Greenwich Francis Place

Terrestrial globes with equators, poles, eliptics and quadrants Abraham Robertson

Tycho Brahe's mural quadrant Anonymous

Title page of The Description and Use of the Sector by Edmund Gunter, 1636 Unknown

Quadrant, Regent Street, London J Woods

Surveying, early 17th century Unknown

Surveying, early 17th century Unknown

Surveying, from Levinus Hulsius Instrumentorum Mechanicorum, Frankfurt-am-Main, 1605 Levinus Hulsius

Johannes Hevelius, German astronomer, 1647 Unknown