Iowa State University
:
1965/11/28-
1965
MS: Experiment
S40/11/28
1966
Iowa farm magazine
S41/03
1967
ISU: MS
S42/05/27
1988
AE again
1988/9/8
w
ith
Prof. Buchele
ISU:
Agricultural Engineering Dept.
:1999
return
update 99/10/24