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Dan Robbins, the artist behind the paint-by-numbers craze that swept America, has died in Sylvania, Ohio, at the age of 93, his son told the AP news agency.
He was working at a paint products firm in the 1940s when he invented the kits.
Millions - US - Year
By the 1950s millions were being sold across the US every year.
His inspiration for the idea came from Leonardo da Vinci, who used a similar method when teaching his apprentices how to paint.
Mr - Robbins - Palmer - Paint - Company
Mr Robbins first joined Palmer Paint, a company selling children's paint sets, after serving in World War Two.
In a post-war era of increasing leisure time, the company's owner, Max Klein, asked Mr Robbins to find a way to market the paint to adults.
Leonardo - Background - Patterns - Students - Apprentices
"I remembered hearing that Leonardo used numbered background patterns for his students and apprentices, and I decided to try something like that," Mr Robbins told an audience at the Chicago gallery Intuit in 2004.
He put together an abstract still life, a mix of "Picasso, some Bracque and some Robbins". Mr Klein told him he...
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