Spirograph Bruno Abakanowicz invented the Spirograph between 1881 and 1900. It was used for calculating an area delimited by curves. Drawing toys based on gears have been around since at least 1908, when "The Marvelous Wondergraph" was advertised in the Sears catalog. An article describing how to make a Wondergraph drawing machine appeared in the "Boys Mechanic" publication in 1913. The Spirograph itself was developed by the British engineer Denys Fisher, who exhibited at the 1965 Nuremberg International Toy Fair. It was subsequently produced by his company. US distribution rights were acquired by Kenner, Inc., which introduced it to the United
The Sleep of Reason Produces Monsters The Sleep of Reason Produces Monsters __notoc__ The Sleep of Reason Produces Monsters () is an etching by the Spanish painter and printmaker Francisco Goya. Created between 1797 and 1799, it is the 43rd of 80 etchings making up the suite of satires "Los Caprichos". Goya imagines himself asleep amidst his drawing tools, his reason dulled by slumber and bedeviled by creatures that prowl in the dark. The work includes owls that may be symbols of folly and bats symbolizing ignorance. The artist's nightmare reflected his view of Spanish society, which he portrayed in the "Caprichos" as demented, corrupt, and