Running survey of an island, when no base-line can be measured on shore
Subtitle: (see the accompanying diagram)
Series: Hydrographic Office Practical Papers -- no. 4; Hydrographic Office Practical Papers -- no. 4
Publisher: [publisher not identified]
Published: 1877
Place of publication: Washington, D.C.?]
Language: eng
Subjects: Surveys; Surveying; Mathematics; Islands
Notes: Caption title

On instructions for triangulation, with diagram