1851 Sikkim map to illustrate <a href="https://en.wikipedia.org/wiki/Joseph_Dalton_Hooker" class="extiw" title="w:Joseph Dalton Hooker">w:Joseph Dalton Hooker</a>'s paper
<p>Title: Sketch Map of Sikhim and the Nipalese Frontier to illustrate Dr. Hooker's paper.
</p><p>Authorship: Constructed by Augustus Petermann, F.R.G.S.
</p><p>Scale: 1/890,000 of Nature (14 miles to 1 inch.)
</p><p>Note: This Map is based on the trigonometrical surveys or Lt. Col. Waugh, from which the positions and altitudes of the principal Peaks are laid down. The details are derived from Dr. Hooker's observations, as given partly in his sketches and papers partly in Major Crommelin's Map (Journ. As. Soc. of Bengal, August 1849) Dr. Campbell's and Mr. Hodgson's papers in the same Journal were also consulted. The figures denote feet.
</p>
Dotted lines indicate Dr. Hooker's Routes.
<a href="https://en.wikipedia.org/wiki/Survey_of_India" class="extiw" title="w:Survey of India">w:Survey of India</a>
1851
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