Complete text online of Muir's books* Complete text of a selection of first edition John Muir books* John Muir's Correspondence, 1856-1914, The Bancroft Library* Manuscript letters, 1861-1914 put online by the Wisconsin Historical Society* John Muir's Clockwork Desk, Wisconsin Historical Society exhibit.
* "John Muir in the New World" PBS American Masters Episodes, Feb 23, 2011* John Muir Writings Sierra Club* Complete text of a selection of first edition John Muir books* John Muir's Correspondence, 1856–1914, The Bancroft Library* Manuscript letters, 1861–1914 put online by the Wisconsin Historical Society* John Muir Letters, online from Calisphere* John Muir's Clockwork Desk, Wisconsin Historical Society exhibit.