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TitleDateType
201 Letter exchanged in July 1972 between Lorenzo and Zilla Richards and "Les and Zay" Weaver1972-07-16Text
202 Temperature control apparatus1929Text
203 Application for federal employment filled out 13 September 1946 by Lorenzo A. RichardsText
204 Accn_2338_Bx_4_Fd_3 (Lark Trademark, 1956-1979) Part 3
205 Transpiration of alfalfa determined from soil water content changes1960Text
206 Minutes of the sessions of the ISSS Council at the 1986 meeting of the International Society of Soil Science in Hamburg, Germany1986Text
207 Accn_2338_Bx_4_Fd_6 (Notes and Diagrams) Part 5
208 Salt in soil1962Text
209 Thermocouple for vapor pressure measurement in biological and soil systems at high humidity1958Text
210 Water content changes following irrigation of bare-field soil that is protected from evaporation1957Text
211 Accn_2338_Bx_4_Fd_3 (Lark Trademark, 1956-1979) Part 4
212 Letter dated 17 October 1973 from Roselena R. Sanders to Lorenzo and Zilla Richards1973-10-17Text
213 Accn_2338_Bx_3_Fd_6_Southwest Pacific Area Trip_Correspondence (1944-1945) Part 9
214 Accn_2338_Bx_4_Fd_4 (News Articles, 1956-1983)_Envelope Part 1
215 Accn_2338_Bx_2_Fd_5-accn 2338 bx 2 fd 5_Loose Pages Part 3
216 "Our Society and the future," Presidential address, American Society of Agronomy, Dinner meeting, Columbus, Ohio, 3 November 19651965-11-03Text
217 Accn_2338_Bx_5_Fd_7 Part 3
218 Letter dated 1 August 1974 from Lorenzo A. Richards to William P. Hewlett1974-08-01Text
219 Letter dated 28 November 1967 from Lorenzo A. Richards to Dr. M. A. Ashkar1967-11-28Text
220 Radial-flow cell -- further tests1965Text
221 Water conducting and retaining properties of soils in relation to irrigation1952Text
222 Accn_2338_Bx_3_Fd_8_Gifts and Donations, 1979-1983 Part 3
223 Sample retainers for measuring water retention by soil1956Text
224 The Use of triode vacuum tube rectifiers to supply constant voltage1933Text
225 Accn_2338_Bx_5_Fd_7 Part 5
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