BRN 9-2 (uncompressed) - Flipbook - Page 48
11
9
10
12
13
The map index from 1928 clearly
shows the interest of various parties
in mapping the borderland with
Mexico. By 1942 maps had gone
through multiple generations in this
area. See Ò12Ó and the detail from
it, Ò13Ó, which clearly show the Aden
Crater and West Potrillo Mountains,
geologic features which have been
discussed in previous issues of this
journal.
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