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John Muir
naturalist
14
travel
10
correspondence
8
letters
8
Environmentalist
7
conservation
7
history
7
national parks
7
writing
6
California
5
author
4
correspondent
4
epistle
4
exchange of letters
4
mail
4
message
4
missive
4
notes
4
post
4
drawings
3
journaling
3
journals
3
writings
3
annotation
2
journal articles
2
pamphlets
2
speeches
2
Indigenous peoples
1
Yosemite
1
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