Correspondence between the British Museum (Natural History) and Geoffrey Marr Vevers regarding a parcel containing fleas sent by Dr J Joff, USSR, reindeer breeding in northern Sweden, a case of Snowy Owls, the skin of a Ringed Penguin, the skull belonging to the White Tayra, a Spider Monkey brought by Webb from British Guiana, and a specimen of the barbel, Barbus barbus