diagram, diagram
Accession Number
NAM.2002-02-1343-31
Description
Hand drawn ‘Diagram of Triangulation with the Box Sextant’, signed ‘A Crawford, R M Academy, Decr 9th 1879’. From a collection of papers relating to Col Archibald Crawford CMG, Royal Military Academy, Woolwich, 1879-1881, and Royal Garrison Artillery, 1890 (c)-1912 (c).
Associated collection
