If you want a Harald Wolf .500 Jeffery rifle there has been one for sale for very long at this place
http://www.cambodunum-safaris.de/
Price about 6000 Euro
This rifle was made for Tony S Arino But Harald had to make several before geting it right this is one of the ones that Tnoy did not want I guess

Here you can read abopt the Harald Wolf .500 Jeffery imp for Tony Arino Click on the .500 Jeffery Thread.
http://www.hataritimes.com/e/guns.html

Cheers,

André