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Combined Abney Level and Clinometer, 1882-1887

Surveying

1882-1887

Small level with compass by G Davis, Leeds, in fai

Surveying

c. 1825

Clitograph level, French, 1862-1900

Surveying

1862-1900

Level No. II by Carl Zeiss Jena, Germany, c. 1928,

Surveying

1928

Combined Abney Level and Clinometer, 1875-1885

Surveying

1875-1885

Level & clinometer, English, 1860-1910

Surveying

1860-1910

Level by Cooke Troughton and Simms Ltd of York, nu

Surveying

1970-1975
Optical balance level, after a type used in the 17th Century, British, 1700-1799

Optical balance level, after a type used in the 17th Century

Surveying

1700-1799

Lefebvre type clitograph, French, 1862

Surveying

1862

Clitograph, 3rd category, by J. Lefebvre, Paris, France

Surveying

1862-1900

Miner's level, by W. & S. Jones, mid 19th century

Surveying

1830-1870

Compensation level, German, 1874

Surveying

1874
Abney level with clinometer by Elliott Brothers, 449 Strand, London, England, c. 1880.

Abney level & clinometer, English, 1875-1885

Surveying

1875-1885
Abney type level and clinometer, by Newton & Co., 3 Fleet Street, London, England, with fitted leather and cardboard case, 1851-1856

Abney level & clinometer, English, 1851-1856

Surveying

1851-1856