Yerkes

例句:

• The Yerkes telescope, which was exhibited at the World’s Fair Exposition in 1893, at Chicago, had an object glass of 3. Edward W. Byrn. 十九世纪发明进展.
• The Grand Equatorial of Gruenewald, at the recent Berlin Exposition, was even still larger, since its object glass was 3 feet 7 inches, or nearly 2 inches larger than the Yerkes. Edward W. Byrn. 十九世纪发明进展.
• The Yerkes telescope at Williams Bay, Wisconsin, has a refractor of forty inches, and the one built for the Paris Exposition of 1900, one of fifty inches. 鲁伯特·萨金特·荷兰. 历史性发明.

整理:伊冯