Take a route towards the north-side of Amsterdam's ring road.
Take the exit numbered s116.
After taking this exit follow the signs Amsterdam-Centrum.
Now you are on the Nieuwe Leeuwarderweg.
You take the second exit of this road (signs Noord) and you make a right-hand turn at the end of this exit, towards the Johan van Hasseltweg, following signs with
Noord 1 to 5.
(From this point on you can use the map above)
At the T-branch you make a right-hand turn, then you make a left-hand turn at the 2nd traffic lights, now following Noord 1 t/m 4.
After this turn you follow the S-curve.
Now you are following the Papaverweg.
When you enter the second road on your left,
followed by a direct right you enter the Witbolstraat.