Steerilization of ice cream freezers
Dahlberg, A.C., Marquardt, J.C.
Steerilization of ice cream freezers - Geneva 1933 - 1-20 p. - New York Agricultural Experiment Station. Bulletin No. 628 .
Steerilization of ice cream freezers - Geneva 1933 - 1-20 p. - New York Agricultural Experiment Station. Bulletin No. 628 .