Sandpaper Painting. Charcoal on board with applied marble dust, also known as a Marble Dust Painting, Mid 19th century, this example is a rare one as it is signed, dated, titled and the location is identified by the artist. "THE CASTLE OF NATURE" Fort Edward, New York, 1855, Julia Moore. In excellent unrestored condition. Properly framed in a period frame under old glass with archival backing. Painting size 23"x18", Framed size 22-1/4"x27-1/4".