Hey I'm glad you edited 
I'm was considering going fishing - http://www.ebay.co.uk/itm/1-X-Mullard-Tropical-fish-capacitor-Made-for-Audio-1-Piece-/280934029949?pt=UK_BOI_Electrical_Components_Supplies_ET&var=&hash=item4168f91a7d#ht_921wt_888
Edit: Is was reading. I think these values will take time. Thanks Mark!