[untitled Led and Tarnya Rivers area, undated] Mapping Section, Dvina Force.
Scale 1:42,000
Folder 12
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North winter trail, Archangel-Pinega, preliminary sketch of emergency trail (reindeer), February 13, 1919
Scale ca. 1:440,000
Folder 12
Defensive Maps
The Defensive Maps series consists of blueprint maps created by the 310th Engineers in North Russia. They were originally wired together in a folder marked Appendix No.4, Section 3. They have been left in O'Dell's original order. Items numbered 6A, 37A, and 64A were not on O'Dell's list. Item 61 on O'Dell's list was not found. The original introduction found in the folder has been placed in Folder 17.