Cross Staff Collection

The Christ child holding the orb, 1493. Creator: Dürer, Albrecht (1471-1528)
The Christ child holding the orb, 1493. Found in the Collection of the Albertina, Vienna

Christ Child Blessing, c. 1520. Found in the collection of National Gallery, Prague

Christ Child with Passion Symbols, Second Half of the 17th cen Artist: Anonymous
Christ Child with Passion Symbols, Second Half of the 17th cen.. Found in the collection of the Brooklyn Museum, New York

The Infant Christ on the Orb of the World, ca 1530. Artist: Cleve, Joos, van (ca. 1485-1540)
The Infant Christ on the Orb of the World, ca 1530. Found in the collection of the Thyssen-Bornemisza Collections

Saint Dorothy and the Infant Christ, ca 1460. Artist: Francesco di Giorgio Martini (1439-1501)
Saint Dorothy and the Infant Christ, ca 1460. Found in the collection of the National Gallery, London

Method of measuring angles with a cross-staff, 1636. Edmund Gunter (1581-1626) was an English mathematician and astronomer who invented many measuring instruments which bear his name; Gunters Chain

Title page of The Description and Use of the Sector by Edmund Gunter, 1636. It shows mariners holding various navigational instruments, including a sector and a cross-staff at the top

Cross-staffs used for surveying, 1551. In this case they are being used to measure the width of a river by triangulation. From Rudimenta Mathematica by Sebastian Munster. (Basel, 1551)

Using a cross-staff to measure the height of a tower, 1617-1619. From Utriusque cosmi...historia by Robert Fludd. (Oppenheim, 1617-1619)

Finding the angular distance between two edges of a wood using a cross-staff, 1617-1619. From Utriusque cosmi...historia by Robert Fludd. (Oppenheim, 1617-1619)

Surveying and timekeeping, 1551. On the left are various different kinds of sundial and a clock with a single arm. On the right a survey is being made of the height of the tower, using quadrants

Surveying, 1551. Obtaining the height of a building by the use of a cross-staff. From Rudimenta Mathematica by Sebastian Munster. (Basel, 1551)

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