I.┬а┬а┬а┬а┬а Gutenberg and the Printing Press
II.┬а┬а┬а┬а┬а Palissy and His Enamel
III.┬а┬а┬а┬а Galileo and the Telescope┬а┬а┬а┬а┬а┬а┬а
IV.┬а┬а┬а┬а Watt and the Steam-Engine┬а┬а┬а┬а
V.┬а┬а┬а┬а┬а Arkwright and the Spinning-Jenny┬а┬а
VI.┬а┬а┬а┬а Whitney and the Cotton-Gin┬а┬а
VII.┬а┬а Fulton and the Steamboat┬а┬а┬а┬а┬а┬а
VIII.┬а Davy and the Safety-Lamp┬а┬а┬а┬а
IX.┬а┬а┬а┬а Stephenson and the Locomotive┬а┬а┬а┬а┬а┬а
X.┬а┬а┬а┬а┬а Morse and the Telegraph┬а┬а┬а┬а┬а┬а┬а┬а
XI.┬а┬а┬а┬а McCormick and the Reaper┬а┬а┬а┬а
XII.┬а┬а Howe and the Sewing-Machine┬а┬а┬а┬а┬а┬а┬а┬а
XIII.┬а Bell and the Telephone┬а
XIV.┬а Edison and the Electric Light┬а
XV.┬а┬а Marconi and the Wireless Telegraph
XVI.┬а The Wrights and the Airship┬а ┬а