Technology
The year 1913 marks the close of the first fifty years since Abraham Lincoln issued that famous edict known as the emancipation proclamation, by which physical freedom was vouchsafed to the slaves and the descendants of slaves in this country. And it would seem entirely fit an...
The year 1913 marks the close of the first fifty years since Abraham Lincoln issued that famous edict known as the emancipation proclamation, by which physical freedom was vouch...
2. Chapter 2Mr. Charles V. Richey, of Washington, has obtained about a dozen patents on his inventions, the last of which was a most ingenious device for registering the calls on a telephon...