Page:Popular Science Monthly Volume 12.djvu/560

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THE POPULAR SCIENCE MONTHLY.

—of being the easiest working and least easily injured, by "getting out of line," of all known forms of engines.

The British and Continental engineers also still retain the paddle-wheel in some of the steamers plying in their narrower and more

PSM V12 D560 The north america and albany 1827.jpg
Fig. 64.—The North America and the Albany, 1827.

closely-crowded rivers and harbors, in consequence of the greater facility which it gives for manœuvring.

107. The magnitude of our modern steamships excites the wonder and admiration of even the people of our own time. There is certainly no creation of art that can be grander in appearance than a transatlantic steamer, a hundred and fifty yards in length, and weighing,