What day of the week was August 19, 1848?

The day of the week August 19th, 1848 fell on was a Saturday.

Gustave Caillebotte the French painter (d. 1894) was born on 19 August in 1848.

California Gold Rush: the New York Herald breaks the news to the East Coast of the United States of the gold rush in California (although the rush started in January).