Winch, F.E. Jr.Morrow, R.R.2006-08-022006-08-021989-02https://hdl.handle.net/1813/3413Basic information covers sap flow, relation of sap to syrup, the sugar bush, equipment needed for the operation, and making syrup and other maple products.2519860 bytesapplication/pdfen-USmaple syruptappingsap bucketssugar houseevaporator