Artist: James McNeill Whistler
Date: 1852/1853
Collection: Metropolitan Museum of Art, NY
Accession Number: 1970.121.67 p. 18
Medium: pen and brown ink
Support: beige wove paper laid down on card
Size: 2 3/4 x 1 7/8" (70 x 47 mm)
Signature: 'JW.'
Inscription: 'Mathematics'