Improved Patent Portable Theodolite
1818-1826
Prismatic magnetic compass, British, 1826-1876
1826-1876
Prismatic compass by F Barker and Son (1932) Ltd
1944
Prismatic surveying compass by W. F. Stanley & Co. Ltd.
1900-1920
Admiralty standard prismatic azimuth compass with lead weight in base
1850-1860
Patent prismatic clinometer, British, 1810 -1826
1810-1826
Prismatic magnetic compass, British, 1810-1826
1810-1826
Prismatic magnetic compass, British, 1810-1826
1810-1826
Prismatic compass, 1851-1856
1851-1856
Prismatic magnetic compass, British, 1827-1848
1827-1848
Prismatic compass & clinometer, British, 1801-1830
1801-1830
Magnetic compass, British, 1871-1900
1871-1900
Pocket Prismatic Compass
1890-1914
Prismatic compass with bubble tube and small telescope, 1840-1863
1832-1840
Prismatic magnetic compass, European, 1989
1989
Folding Prismatic Compass, 1846-52
1846-1852
Prismatic marching compass by J. Lucking and Co
1901-1930
Folding Prismatic Sighting Compass, 1853-1860
1853-1860
Two prismatic magnetic compass, British, 1810-1826
1810-1826
Prismatic magnetic compass, British, 1918
1918
Mark VI Prismatic marching compass by Cary
1912
Surveying compass, British, 1913-1920
1913-1920
Prismatic marching magnetic compass, British, 1920-1940
1921-1940
Prismatic compass, 1851-1865
1851-1865
Hand held prismatic compass
1940-1945
Six inch prismatic azimuth compass by G.Whitbread
Prismatic compass
1918