Oxfam charity shop donations -

A forgotten 1890 first edition of Sherlock Holmes novel The Sign of Four arrived among ordinary charity-shop donations in England; staff spotted its significance and it sold for £11,520

1890 Sherlock Holmes first edition found in charity shop sells for £11,520 (Image Credit: Wikipedia) A rare first-edition copy of The Sign of Four, one of Sir Arthur Conan Doyle’s…