From Montreal or Toronto:

Take highway 417 East or West, then take Nicholas street exit and follow the signs to Hull via the MacDonald-Cartier Bridge.
Take highway 5 and follow the signs for Maniwaki.
After about 20 minutes, highway 5 comes to an end at a stop sign.
Turn right and then make an immediate left at the traffic lights onto highway 105 North.
After about 8 kilometres, you will veer to the right at the Wakefield turnoff.
At the bottom of the hill, turn left onto Riverside Drive.
Turn left onto Mill Road and you will quickly see Wakefield Mill.