Numerous inventions and techniques have contributed to the contemporary logo, including cylinder seals (c.2300 BCE), coins (c.600 BCE), trans-cultural diffusion of logographic languages, coats of arms, watermarks, silver hallmarks and the development of printing technology. As the industrial revolution converted western societies from agrarian to industrial in the 18th and 19th centuries, photography and lithography contributed to the boom of an advertising industry that integrated typography and imagery together on the page. Continue reading to see 25 famous logos with hidden messages in their designs.
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