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Russell, Thomas Herbert

1862 – 1947

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Levels are estimates for original works, not graded adaptations. Only English texts with a valid measurement use our Flesch heuristic.

2 books found

Page 1
ENB1 · Estimated

Flying Machines: Construction and Operation A Practical Book Which Shows, in Illustrations, Working Plans and Text, How to Build and Navigate the Modern Airship

Russell, Thomas Herbert · Jackman, William J. (William James) · Chanute, Octave