1910 United States Federal Census, Ancestry.com, Year: 1910; Census Place: Pasadena Ward 5, Los Angeles, California; Roll: T624_86; Page: 9B; Enumeration District: 0315; FHL microfilm: 1374099 / Ancestry.com
1920 United States Federal Census, Ancestry.com, Year: 1920; Census Place: Los Angeles Assembly District 72, Los Angeles, California; Roll: T625_113; Page: 2A; Enumeration District: 352; Image: 7 / Ancestry.com
The temperature on March 17, 1930 was between 2.6 °C and 8.6 °C and averaged 5.2 °C. There was 6.5 hours of sunshine (55%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 26 » The Indian National Congress declares 26 January as Independence Day or as the day for Poorna Swaraj ("Complete Independence") which occurred 17 years later.
March 12 » Mahatma Gandhi begins the Salt March, a 200-mile march to the sea to protest the British monopoly on salt in India.
September 27 » Bobby Jones wins the (pre-Masters) Grand Slam of golf.
November 11 » Patent number US1781541 is awarded to Albert Einstein and Leó Szilárd for their invention, the Einstein refrigerator.
December 2 » Great Depression: In a State of the Union message, U.S. President Herbert Hoover proposes a $150 million (equivalent to $2,296,000,000 in 2019) public works program to help generate jobs and stimulate the economy.
December 7 » W1XAV in Boston, Massachusetts telecasts video from the CBS radio orchestra program, The Fox Trappers. The telecast also includes the first television commercial in the United States, an advertisement for I.J. Fox Furriers, who sponsored the radio show.
When copying data from this family tree, please include a reference to the origin: Kerri Wiggins, "Wiggins-Mergenthaler Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/wiggins-mergenthaler-family-tree/P851.php : accessed May 12, 2025), "Emily P Mergenthaler (± 1908-)".
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