Russian soldier using a periscope rifle, First World War, 1914-1918, (c1920). Creator: Unknown
Russian soldier using a periscope rifle, First World War, 1914-1918, (c1920). 'Taking the Enemy's Range with a Hyposcope: a masked Russian officer at his trench-post'. A hyposcope was a periscope sighting rifle attachment, enabling the shooter to remain hidden below cover. The device was developed in response to trench warfare conditions. From "The Great World War - A History" Volume IV, edited by Frank A Mumby. [The Gresham Publishing Company Ltd, London, c1920]
© The Print Collector/Heritage Images
Roman terracotta Campana plaque showing Theseus lifting a huge rock. Artist: Unknown
Roman decorative terracotta relief, with a depiction of Theseus lifting the rock to find his father's sword, from the British Museum's collection.Roman terracotta Campana plaque showing Theseus lifting a huge rock under which his father Aigeus, King of Athens had hidden the sword and sandals Theseus needed for his perilous journeys. Theseus mother Aithra stands behind him pointing to the items. Found in Cerveteri, Lazio, Italy. From the British Museum's collection.
© CM Dixon / Heritage-Images