Shipping would be around 200 euros for all four combined. But how this cost will be divided is negotiable. The 135 EUR withdrawal fee will be paid by me
It's also possible to have them stored at Bullionstar which they offer for a small fee of around 70 eur per year
Proof of ownership is included in this post (see the attached pictures). When the shipment(s) is/are sent off, the buyer will also receive proof of shipment.
For proof of the fact that Bullionstar is open, please see the article referred to above by alor