From Station Muiderpoort it is a five minute walk.
From Central Station it is about 20 minutes with Metro 54 (stop Weesperplein) and than tram no. 19.
From Amstel Station: take a local train to Station Muiderpoort (direction Amsterdam CS), this takes about 4 minutes.
Trams 1, 3 and 19 stop at the corner Oosterpark-Wijtenbachstraat/Linneausstraat or Station Muiderpoort.
Take exit Diemen (s113) from the ring road. At the end of this exit you follow direction Watergraafsmeer/Centrum and follow the Middenweg, direction Amsterdam Centrum. Continue and at the end of Middenweg, the name changes into Linnaeusstraat. Immediately after passing the Eden Amsterdam Manor Hotel on your right hand side, you turn right into Domselaerstraat.
Or find your directions on www.routenet.nl