Horary quadrant

This type of horary quadrant is called a Panorganon and it is drawn for several latitudes. It was first described by William Leybourne in 1672. Although the maker is unknown, this is very similar in style to an example by Walter Hayes at the Adler Planetarium.

Object Details

ID: NAV1043
Collection: Astronomical and navigational instruments
Type: Horary quadrant
Display location: Not on display
Creator: Unknown
Date made: circa 1750
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 6 x 170 x 170 mm