1882 Transit of Venus
![1882 Transit of Venus from US Naval Observatory](https://sites.williams.edu/pasachoff/files/2015/10/ToV_USNO_1882.jpg)
1882 Transit of Venus from US Naval Observatory
1874 Transit of Venus
![The cover of a book on the Transit of Venus by Henry Chamberlain Russell](https://sites.williams.edu/pasachoff/files/2015/10/russell_vt_1874.jpg)
The cover of a book on the Transit of Venus by Henry Chamberlain Russell
1769 Transit of Venus
![The black drop effect and Venus's atmosphere sketched by Captain Cook and published in the Philosophical Transactions of the Royal Society.](https://sites.williams.edu/pasachoff/files/2015/10/Cook_blackdrop_1769.jpg)
The black drop effect and Venus’s atmosphere sketched by Captain Cook and published in the Philosophical Transactions of the Royal Society.
1761 Transit of Venus
![Thobern Bergman's (1761-1762) rendition of the Black Drop effect during the 1761 transit of Venus. Reprinted with permission from the Royal Society.](https://sites.williams.edu/pasachoff/files/2015/10/Bergman_blackdrop.jpg)
Thobern Bergman’s (1761-1762) rendition of the Black Drop effect
during the 1761 transit of Venus.
Reprinted with permission from the Royal Society.
1639 Transit of Venus
![Stained glass window from the church at Much Hoole showing Horrocks's original observations.](https://sites.williams.edu/pasachoff/files/2015/10/1639pic.jpg)
Stained glass window from the church at Much Hoole
showing Horrocks’s original observations.
Historical Documents