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John Muir
50
naturalist
50
travel
42
drawings
34
journaling
34
journals
34
writings
34
correspondence
16
letters
16
California
8
Environmentalist
8
author
8
conservation
8
correspondent
8
epistle
8
exchange of letters
8
history
8
mail
8
message
8
missive
8
national parks
8
notes
8
post
8
writing
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