In Chapter II, "through the standstone to some other rock" was changed to "through the sandstone to some other rock".
In the illustration captioned "A Tangle of Swamp", a missing period was added after "U.S.G.S".
In Chapter III, "had been been a little over his knees" was changed to "had been a little over his knees", and "safely esconced among the branches" was changed to "safely ensconced among the branches".
In Chapter V, a missing quotation mark was added before "You bet!", and an extraneous quotation mark was removed following "built up somewhere else in some other way."
In Chapter VI, "lie of of the land" was changed to "lie of the land".
In Chapter VIII, an extraneous quotation mark was removed after "They tote every drop."
In the illustration captioned "Bridged by Double Tree", "U.S.G.A." was changed to "U.S.G.S.".
In Chapter IX, a missing quotation mark was added after "Mr. Masseth's."
In Chapter XI, "the sting of a black hornet?" was changed to "the sting of a black hornet.".
In Chapter XVIII, a missing question mark was added after "cows here to do all the work".