In the 19th century, an art form known as lithophanes ... Now researchers have revived this art form to create tactile graphics to illustrate scientific data that glow with high resolution.

PETOSKEY — Pro Image Design has acquired New Century Signs in Gaylord and ... post and panel signs, and vehicle graphics for emergency vehicles. “We are doing an increasing amount of work ...

Spieth says the signs from the second half of the 20th century represent the golden age of street signs. As automobiles became widely available after the Second World War, strip development ...