Inside Out Library · Explore

Triumphs and wonders of the 19th century, the true mirror of a phenomenal era, a volume of original, entertaining and instructive historic and descriptive writings, showing the many and marvellous achievements which distinguish an hundred years of material, intellectual, social and moral progress .. (1899)

Boyd, James Penny, 1836-1910 · Philadelphia, Pa., A. J. Holman & Co · leaf 40

An illustration from Triumphs and wonders of the 19th century, the true mirror of a phenomenal era, a volume of original, entertaining and instructive historic and descriptive writings, showing the many and marvellous achievements which distinguish an hundred years of material, intellectual, social and moral progress .., 1899, leaf 40
nt which had but to regulate the number of sparks and indi-cate the presence of the electric waves in order to produce dots and dashessimilar to those used in the common telegraph. Such an instrument wasbrought nearest to perfection by Signor Marconi, a young Italian, in 1896.With it he succeeded… … THE GREAT EASTERN LAYING AN OCEAN CABLE. graphy across Bristol Channel, a distance of 8.7 miles, and subsequentlyacross the English Channel, a distance of 18 miles. Mr. W. J. Clarke, ofAmerica, has improved upon Marconis methods of space telegraphy, andshown some remarkable results. Whether space…

Progress · Inventions

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

More pictures from Triumphs and wonders of the 19th century, the true mirror of a phenomenal era, a volume of original, entertaining and instructive historic and descriptive writings, showing the many and marvellous achievements which distinguish an hundred years of material, intellectual, social and moral progress ..

More like this