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Search: person:"Humphries, W. R."
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Consumer behaviour
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Humphries, W. R.
8
Reynoldson, L. A.
5
Kifer, R. S.
2
Martin, J. H.
2
McComas, Earl W.
2
Speelman, S. R.
2
Youngman, W. H.
2
Collier, George W.
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Hurst, W. M.
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Martin, J. A.
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Martin, John Holmes
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Economic Research Service, Department of Agriculture
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Technical Bulletins / Economic Research Service, Department of Agriculture
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ECONIS (ZBW)
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1
Utilization and Cost of Power on Corn Belt Farms
Reynoldson, L. A.
;
Humphries, W. R.
;
Speelman, S. R.
; …
-
Economic Research Service, Department of Agriculture
-
1933
Persistent link: https://www.econbiz.de/10011199792
Saved in:
2
Utilization and Cost of Power on Mississippi and Arkansas Delta Plantations
Reynoldson, L. A.
;
Humphries, W. R.
;
Speelman, S. R.
; …
-
Economic Research Service, Department of Agriculture
-
1935
Persistent link: https://www.econbiz.de/10011199794
Saved in:
3
Harvesting Small Grain, Soybeans, and Clover in the Corn Belt with Combines and Binders
Reynoldson, L. A.
;
Humphries, W. R.
;
Martin, J. H.
-
Economic Research Service, Department of Agriculture
-
1931
Persistent link: https://www.econbiz.de/10010922004
Saved in:
4
The Combined Harvester-Thresher in the Great Plains
Reynoldson, L. A.
;
Kifer, R. S.
;
Martin, J. H.
; …
-
Economic Research Service, Department of Agriculture
-
1928
Persistent link: https://www.econbiz.de/10010922318
Saved in:
5
Shall I buy a Combine?
Reynoldson, L. A.
;
Martin, J. A.
;
Humphries, W. R.
-
1928
Persistent link: https://www.econbiz.de/10003446465
Saved in:
6
The Husker-Shredder on eastern Corn Belt farms
Collier, George W.
;
Humphries, W. R.
;
Melomas, E. W.
-
1928
Persistent link: https://www.econbiz.de/10003415566
Saved in:
7
The combined harvester-thresher in the great plains
Reynoldson, Le Roy August
;
Kifer, R. S.
;
Martin, John Holmes
-
1928
Persistent link: https://www.econbiz.de/10003092733
Saved in:
8
Performance characteristics of 5- and 6-foot combines
Hurst, W. M.
;
Humphries, W. R.
-
1938
Persistent link: https://www.econbiz.de/10012486907
Saved in:
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