Two years ago Heraklion Museum was being refurbished and still is. If you ask your Tour Rep or local Tourist Information Office, they will tell you it is open but not mention the limited artifacts on view.
In Aghios Nicholaos Museum last week, I asked a friendly official when the "full" version would be available. His body-language was similar to the Minoan Snake Goddess with a sympathetic smile.
Something is not right. This message is just to keep things from messing up down the road