1769 Transit of Venus observed from Tahiti 1769 Transit of Venus observed from Tahiti On June 3, 1769, British navigator Captain James Cook, British naturalist Joseph Banks, British astronomer Charles Green and Swedish naturalist Daniel Solander recorded the transit of Venus on the island of Tahiti during Cook's first voyage around the world. During a transit, Venus appears as a small black disc travelling across the Sun. This unusual astronomical phenomenon takes place in a pattern that repeats itself every 243 years. It includes two transits that are eight years apart, separated by breaks of 121.5 and 105.5 years. These men, along with a crew of scientists,
John McLeod (explorer) John McLeod (explorer) John McLeod (1795 – after 1842) was a Scottish-born explorer of Canada, in his capacity as a fur trader with the North West Company and Hudson's Bay Company. He is remembered primarily for his explorations of several major rivers of the southwestern Northwest Territories, southern Yukon Territory, and northern British Columbia. McLeod arrived in Montreal, headquarters of the North West Company, in 1816. From there, he was assigned to the Churchill River area as a clerk. Following the merger of the two fur trading companies in 1821, McLeod served at various posts in the Athabasca and Mackenzie