Today in Entrepreneurial History: April 9

By Dane Carlson on April 8, 2013 in History

Astrodome Colt Stadium 2 Large

1860 – On his phonautograph machine, Édouard-Léon Scott de Martinville makes the oldest known recording of an audible human voice.
1957 – The Suez Canal in Egypt is cleared and opens to shipping.
1961 – The Pacific Electric Railway in Los Angeles, once the largest electric railway in the world, ends operations.
1965 – Astrodome opens. First indoor baseball game is played.

Business Opportunities Weblog editor and publisher Dane Carlson lives in the Sierra Nevada mountains of California, just 15 miles from Yosemite National Park. He accidentally became a professional blogger in 2001. He has added 12,208 posts to the site.