YorkU Psychology / Science and Technology Studies (STS) undergraduate doing a Masters of Library and Information Studies at UBC in January 2010. Interests include: history of the behavioural sciences; information technology; scientometrics; data visualization; quantitative and content analysis; information politics; freedom of expression and access to information; bananas.
From Duke University’s Emergence of Advertising in America archive comes this beautiful advertisement for Diamond Dyes, published sometime between 1853 and 1920. The ad illustrates the negative after-image optical illusion.
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