Lot Essay
Some sundials from this workshop are signed Pierre Dujardin, one in the Adler Planetarium, Chicago, and another at the Museé national de la Renaissance (dated 1627). Others are occasionally found with a punched mark RF (such as at the Museum of the History of Science, Oxford Inv. 67063), possibly an apprentice. The present dial shares the decorations and style of this workshop, and the punched stars may represent a maker's mark.