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TitleDateType
301 Senior Soil Physicist job announcement dated 5 September 19391939Text
302 Soil moisture1957Text
303 Soil moisture tensiometer materials and construction1942Text
304 Some field observations with tensiometers (1)1937Text
305 Some freezing point depression measurements on cores of soil in which cotton and sunflower plants were wilted1950Text
306 Some improvements in auto-irrigator apparatus1934Text
307 Some improvements in auto-irrigator apparatus1934Text
308 Some moisture and salinity relationships in peat soils1950Text
309 The Sorption-block soil moisture meter and hysteresis effects related to its operation1943Text
310 Southwest Pacific area trip correspondence (1944-1945)1944; 1945Text
311 Suggestions regarding the Linford estate, dated at Belmont, Massachusetts, 5 September 19411941-09-05Text
312 Table of uncertain content1947-03-20; 1945-03-20Text
313 Temperature control apparatus1929Text
314 Tensiometers for measuring the capillary tension of soil water1936Text
315 Tests for salinity and sodium status of soil and of irrigation water1956Text
316 Thermocouple for vapor pressure measurement in biological and soil systems at high humidity1958Text
317 Two Letters from May 1945 between Lorenzo A. Richards and F. W. Parker1945-05-14Text
318 United States Civil Service Commission Application filled out on 23 September 1939 by Lorenzo A. Richards1939-09-23Text
319 United States Civil Service Commission Application, filled out in 1939 by Lorenzo A. Richards1939Text
320 United States Civil Service Commission, Application form 8, filled in by Lorenzo A. Richards1939Text
321 Uptake and retention of water by soil as determined by distance to a water table1941Text
322 Use of Thermistors for measuring the freezing point of solutions and soils1948Text
323 The Use of triode vacuum tube rectifiers to supply constant voltage1933Text
324 The Usefulness of capillary potential to soil-moisture and plant investigators1929Text
325 The Usefulness of capillary potential to soil-moisture and plant investigators1928Text
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