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1861 General Map of Explorations … Exploration Book General Map of Explorations … |
1861 Passes, Sierra Nevada, Walke … Exploration Book Map of Passes in the Sierra … |
1861 Map and Profile of Canada de … Exploration Book Map and Profile of the Canad … |
1861 Map and Profile of Tejon Pas … Exploration Book Map and Profile of the Tejon … |
1861 1. Profiles, passes in the S … Exploration Book Sheet no. 1. Profiles of pas … |
1861 2. Profiles, passes in the S … Exploration Book Sheet no. 2. Profiles of pas … |