Vade Mecum at Rome, Vol. I
Binding: 7 3/8 x 5 1/8 in (187 x 130 mm)Leaf: 7 1/8 x 5 in (181 x 127 mm)
Purchased by Pierpont Morgan in 1907
Neptune and Triton, Right Profile View (after Gian Lorenzo Bernini). Watermark: Star (top).