Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 63
ttention, and many attempts were made to discover a rule for finding the area ofcycloids. Galileo was interested in the problem, among others, but he found themathematical difficulties involved in it to be too great for him to overcome. He there-fore drew a cycloid on paper, cut it out, weighed it,… … Figs. 8 and 9.— Finding the Area of an Irregular Figure. to be 3^ times the area of the generating circle: the true ratio, as has since been shown,being exactly 3. In recent times the method has largely passed out of use, the plani-meter being used instead. Mr. Proctor used the weighing method,…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Cheiro's language of the hand : complete practical work on the sciences of cheirognomy and cheiromancy, containing the system, rules, and experience of Cheiro [pseud.] fifty-five full-page illustrations, and over two hundred engravings of lines, mounts, and marks (1900)](https://img.insideoutlibrary.com/img/200/ia-cheiroslanguageo00hamo-230-61.webp)
