Are used English doubles normally cheap in South Africa? Just saw these recently auctioned examples. Seems like they would have commanded significantly more here even in deplorable condition assuming all the worst.
This shortened Webley went for 2250 Rand, approximately $167 USD.
http://www.invaluable.com/auction-lot/f183-12ga-webley-s-s-shotgun-30E4CF3892SLE William Evans, complete, possibly needing restoration for 7500 Rand, $558 USD.
http://www.invaluable.com/auction-lot/f181-12ga-w.-evans-side-lock-ejector-s-s-shotgun-D6C48509AC