Inside of the slate company mill operation with several workers. Monson slate is considered to be a fine quality because of the black color.
It was used as the memorial stone for President John F. Kennedy and his two children. In August of 1994 the headstone was made of Monson slate for Jacqueline Kennedy Onassis.
St. Patrick's Cathedral in New York has a slate roof made from Monson slate.
The Monson-Maine Slate Co. was one of several quarries operating in Monson and this particular mill was located on Chapin Avenue. The building was sold to Moosehead Manufacturing Co. in 1947 and is currently used to manufacture furniture.
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