Papers of the multi-generational Olsen/Ricklefs family, many of whom attended and/or
graduated from Stanford University. Includes correspondence, diaries, and notebooks.
Stanford graduates include Margaret Olsen, class of 1928; Robert U. Ricklefs, class of 1931;
James Ricklefs. class of 1937; Cynthia Lyans Ricklefs Mercer, class of 1950; Joan Belinda
Ricklefs, class of 1957; Lucinda Lyans Mercer, class of 1978. Other family members who
attended Stanford, but did not earn degrees, include: George Frederic Olsen, Jr.; Clarence
L. Ricklefs; and Marshall Somerville.
Margaret Olsen (Margo) (Dardie). Born 1905. Died 1984. Most of the letters and other
documents are either written by her or were sent to her or relate to her family. First
husband was Clarence Ricklefs. Second husband was Marshall Somerville. Owner of the
Petroleum Specialty Company (which came to her from her father through Clarence) and
manufacturer of Gage-O paste for determining the amount of water or gasoline at the bottom
of oil storage tanks. Stanford ’28, Philosophy.
10.5 Linear Feet
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