花了一个多小时下载了第一版的PDF文件并打印。
http://darwin-online.org.uk/contents.htmlOn the Origin of Species
1859. On the origin of species by means of natural selection, or the preservation of favoured races in the struggle for life. London: John Murray. 1st ed. Text Image PDF F373
1860. On the origin of species by means of natural selection, or the preservation of favoured races in the struggle for life. London: John Murray. [2d ed.] Text Image PDF F376
1861. On the origin of species by means of natural selection, or the preservation of favoured races in the struggle for life. London: John Murray. 3d ed. Text Image PDF F381
1866. On the origin of species by means of natural selection, or the preservation of favoured races in the struggle for life. London: John Murray. 4th ed. Text Image PDF F385
1869. On the origin of species by means of natural selection, or the preservation of favoured races in the struggle for life. London: John Murray. 5th ed. Text Image PDF F387
1872. The origin of species by means of natural selection, or the preservation of favoured races in the struggle for life. London: John Murray. 6th ed. Text Image PDF F391