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 123
ly. As microscopes increase in power, newforms are discovered. Over forty thousand species have already been described,and we may fairly say that there are nearly half as many forms of vegetablelife invisible to the naked eye as can be seen by our unaided visual organs.Their wants and behaviors are… … STORY OF PLANT AND FLOWER 113
Progress · Inventions
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.