Timeline: Frederick A Olney: Our Family History

1847 - 1848 (0 years)

	Date	Event(s)
1	1845	4 Mar 1845—4 Mar 1849: James K. Polk U.S. Presidency
2	1846	25 Apr 1846—2 Feb 1848: Mexican-American War
3	1847	1847—1847: US Mormons make Salt Lake City their centre Jan 1847—Jan 1847: An anesthetic used for the first time in England (James Simpson used ether to numb the pain of labour)
4	1848	1848—1848: First commercial production of chewing gum 24 Jan 1848—24 Jan 1848: Gold found at Sutter's Mill, California - starts the California gold rush 11 Jul 1848—11 Jul 1848: Waterloo railway station in London opens