Mean Annual Rainfall, Lochs of the Forth Basin, Scotland, UK
Map is marked "The Edinburgh Geographical Institute" and "J G Bartholomew" presumably referring to John George Bartholomew (1860–1920) or his company. Authorship possibly extends to staff of the Challenger Office, Edinburgh
1910
<p><i>Bathymetrical survey of the Scottish fresh-water lochs</i>, volume III, plate III
</p><p>Published by the Challenger Office, Edinburgh, under the direction of Sir John Murray (1841-1914) and Laurence Pullar (1836-1926)
</p><p>via <a rel="nofollow" class="external free" href="https://archive.org/details/bathymetricalsur31910murr/page/n74/mode/1up">https://archive.org/details/bathymetricalsur31910murr/page/n74/mode/1up</a>
</p>
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