[de] [Gutenberg 59268] • Leonardo da Vinci als Ingenieur und Philosoph / Ein Beitrag zur Geschichte der Technik und der induktiven Wissenschaften Wentworth Press

[en] [Gutenberg 24064] • Damned If You Don't

[en] [Gutenberg 16938] • Pressure, Resistance, and Stability of Earth / American Society of Civil Engineers: Transactions, Paper No. 1174, Volume LXX, December 1910

[en] [Gutenberg 46257] • Motor Matt's Daring; or, True to His Friends / Motor Stories Thrilling Adventure Motor Fiction No. 2, March 6, 1909

[en] [Gutenberg 53390] • Motor Matt's Mandarin; or, Turning a Trick for Tsan Ti

[en] [Gutenberg 46075] • Motor Matt; or, The King of the Wheel / Motor Stories Thrilling Adventure Motor Fiction No 1. Independently Published

[en] [Gutenberg 52891] • Motor Matt's Make Up; or, Playing a New Rôle

[en] [Gutenberg 47788] • Motor Matt's Triumph; or, Three Speeds Forward Createspace

[en] [Gutenberg 49644] • Motor Matt's Quest; or Three Chums in Strange Waters Createspace Independent Publishing Platform

[en] [Gutenberg 53466] • Motor Matt's Mariner; or, Filling the Bill for Bunce Createspace Independent Publishing Platform

[en] [Gutenberg 50080] • Motor Matt Makes Good; or, Another Victory For the Motor Boys Createspace Independent Publishing Platform

[en] [Gutenberg 47087] • Motor Matt's Race; or, The Last Flight of the Comet Createspace Independent Publishing Platform

[en] [Gutenberg 50941] • Motor Matt's Enemies; or, A Struggle for the Right / Motor Stories Thrilling Adventure Motor Fiction No. 22, July 24, 1909 Createspace Independent Publishing Platform

[en] [Gutenberg 47491] • Motor Matt's Red Flyer; or, On the High Gear / Motor Stories Thrilling Adventure Motor Fiction No. 6, April 3, 1909

[en] [Gutenberg 47975] • Motor Matt's Hard Luck; or, The Balloon-House Plot Createspace Independent Publishing Platform

[en] [Gutenberg 47901] • Motor Matt's Air Ship; or, The Rival Inventors Createspace Independent Publishing Platform

[en] [Gutenberg 48402] • Motor Matt's Peril; or, Cast Away in the Bahamas / Motor Stories Thrilling Adventure Motor Fiction No. 12, May 15, 1909 Createspace Independent Publishing Platform

[en] [Gutenberg 49197] • Motor Matt's Submarine; or, The Strange Cruise of the Grampus Project Gutenberg

[en] [Gutenberg 49746] • Motor Matt in Brazil; or, Under The Amazon Createspace Independent Publishing Platform

[en] [Gutenberg 52025] • Motor Matt's Make-and-Break; or, Advancing the Spark of Friendship Createspace Independent Publishing Platform