Spirograph Spirograph Spirograph is a geometric drawing toy that produces mathematical roulette curves of the variety technically known as hypotrochoids and epitrochoids. It was developed by British engineer Denys Fisher and first sold in 1965. The name has been a registered trademark of Hasbro Inc. since 1998 following purchase of the company that had acquired the Denys Fisher company. The Spirograph brand was relaunched worldwide with original product configurations in 2013 by Kahootz Toys. In 1827 English architect and engineer Peter Hubert Desvignes developed his "Speiragraph", a machine to create elaborate spiral drawings, intended to prevent bank note forgeries. The mathematician
Toy soldier of toy soldiers over the years. For example, John Hill & Company produced hollow cast lead figures in the same style and scale. Companies such as Elastolin and Lineol were well known for their composite figures made of glue and sawdust that included both military and civilian subjects. After 1950, rising production costs and the development of plastic meant that many shop keepers liked the lighter, cheaper, and far less prone to break in transit polythene figure. This led to greater numbers of plastic toy soldiers. The first American plastic soldiers were made by Beton as early as 1937. The