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1 "Our Society and the future," Presidential address, American Society of Agronomy, Dinner meeting, Columbus, Ohio, 3 November 19651965-11-03Text
2 A Sodium photo-electric cell1928Text
3 A Soil moisture tensiometer with a compact manometer1939Text
4 A Soil salinity sensor of improved design1966Text
5 A thermocouple psychrometer for measuring the relative vapor pressure of water in liquids or porous materials1964Text
6 A thermocouple psychrometer for measuring the relative vapor pressure of water in liquids or porous materials [manuscript]1963-03-30Text
7 A Vacuum-tube voltage regulator for alternators1930Text
8 Abstract of paper submitted for the Western Society of Soil Science program at Stanford University, June 1939: Soil moisture sorption curves1959Text
9 Address by Lorenzo A. Richards at the annual dinner of the American Society of Agronomy, presenting new Fellows of the society1966Text
10 Advances in soil physics1960Text
11 Apparatus for studying water-relations in potted plants1937Text
12 Application form dated 22 April 1958, filled out by Lorenzo A. Richards1958-04-22Text
13 Automatic time-recorder1932Text
14 Availability of water to crops on saline soils1959-11Text
15 Birthday note dated 6 June 1971 from Lorenzo A. Richards to Zilla Richards1971-06-06Text
16 Calendar for 1968 showing Lorenzo A. Richards' scheduled activities1968Text
17 Calendar for 1972 showing Lorenzo A. Richards' scheduled activities1972Text
18 Calendar for 1973 showing Lorenzo A. Richards' scheduled activities1973Text
19 Calendar for 1974 showing Lorenzo A. Richards' scheduled activities1974Text
20 Calendar for 1978 showing Lorenzo A. Richards' scheduled activities1978Text
21 Cards and Invitations to James H. Linford and relatives, 1880s-1890s [01]1889; 1890; 1893; 1895; 1896Text
22 Cards and Invitations to James H. Linford and relatives, 1880s-1890s [02]1886; 1888; 1889; 1891; 1892Text
23 Cards and Invitations to James H. Linford and relatives, 1880s-1890s [03]1889; 1890; 1906; 1926; 1940Text
24 Cards and Invitations to James H. Linford and relatives, 1880s-1890s [04]1890; 1891; 1892; 1893; 1894; 1895; 1896; 1897; 1898; 1899; 1900; 1901; 1902; 1903; 1904; 1905; 1906; 1907; 1908; 1909; 1910; 1911; 1912; 1913; 1914; 1915; 1916; 1917; 1918; 1919; 1920; 1921; 1922; 1923; 1924; 1925; 1926; 1927; 1928; 1929; 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939; ...Text
25 Certificate from the United States Department of Agriculture, awarded May 1951 to Lorenzo A. Richards1951-05Text
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