In 1890 this was increased to 3,000 self-binding harvesters, 4,000 reapers, and 2,000 mowers. Edward W. Byrn.十九世纪发明进展.
In 1875 McCormick began putting out harvesters of the Marsh type. 佚名.神奇的知识之书.
Harvesters for grass and grain have been supplemented by Corn, Cotton, Potato and Flax Harvesters. 威廉·亨利·杜利特.世纪发明.
To-day the total number of self-binding harvesters, reapers and mowers in use is estimated to be two millions. Edward W. Byrn.十九世纪发明进展.
In 1885 more than 100,000 self-binding harvesters and 150,000 reapers and mowers were built and sold. Edward W. Byrn.十九世纪发明进展.
Combined harvesters and threshers have been known since 1836, but they have been much improved and are now built on a much larger scale. 威廉·亨利·杜利特.世纪发明.
There were exported in the year 1880 about 800 self-binding harvesters, 2,000 reapers, and 1,000 mowers. Edward W. Byrn.十九世纪发明进展.
Many of them were harvesters themselves, and none too eager to see a mechanical device enter into competition for their work. 鲁伯特·萨金特·荷兰.历史性发明.
Harvesters and Mowers at World's Fair, London, 1851. 威廉·亨利·杜利特.世纪发明.
Among the most conspicuous of such inventions were the harvesters. 威廉·亨利·杜利特.世纪发明.
Gorham’s Twine Binder for Harvesters. Edward W. Byrn.十九世纪发明进展.
In 1898 the output of this one factory for the year was 74,000 self-binding harvesters, 107,000 mowers, 9,000 corn harvesters, and 10,000 reapers, amounting to 200,000 machines. Edward W. Byrn.十九世纪发明进展.