Uploaded At Length, version 2.
Added the novellas “Tom Sawyer Abroad”, “Tom Sawyer Detective”, “The Mysterious Stranger”; the long essays “Christian Science and the Book of Mrs. Eddy”, “Mrs. Eddy in Error”, “Letters from the Earth”, “The Treaty with China Explained”; and also a collection of short pieces about copyright, a subject always of concern to Twain.
I also added an linked alphabetic index of titles, some css tweaks, and a new cover.
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You might find some use in "The Mark Twain Collections Companion Index," available here,
https://www.mobileread.com/forums/sho...d.php?t=240883
listing the locations of the 900 titles included in the collections "In Brief," "At Length," "Out Loud," and "At Large." It also includes a detailed bibliography.