10
This man uses modern oil burners instead of
wood to heat the sap evaporator. The bottom of
the evaporator pan is corrugated to increase the
heating surface. A skimmer is used to scoop off
surface impurities.
Mike Roberta
COLOR
C18018
BERKELEY 2, CALIF.
Published by Bromley & Company, Inc., Boston 15, Mass.
VT893-Color Photo by Robert B. Frazier
