The experience of a small-town German doctor would, in the mid-1870s, starta formidable transfusion craze. Oscar Hasse of Nordhausen am Harz triedtransfusion with lamb blood on fifteen patients, reported positive results inmeetings and publications, and suddenly hundreds of lamb blood transfu-sions were made in clinics, hospitals and lunatic asylums across Europe andthe USA. ‘The blood of lam…