Ralph’s Rock Diner, at 148 Grove Street in Worcester, Massachusetts, is a 1930 Worcester model, #660. The Worcester Lunch Car Company operated in this city from 1906 to 1957 and manufactured hundreds of lunch carts and classic diners. Robert and Mamie Gilhooly originally opened this diner on Grove Street in Worchester’s Chadwick Square (hence the name, Chadwick Square Diner).
After Gilhooly’s death in 1955, James and Mary Clingen purchased the diner. In 1979, ownership passed to Ralph Moberly, who moved the diner to its current location, next to a brick fire station. This unique establishment is a bar and music venue. it was added to the National Register of Historic Places in 2003.
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