Engraved portrait of J. Watt, English School, 19th Century. Engraving on paper. Oval portrait of James Watt, celebrated Scottish engineer and inventor, depicted in elegant late 18th-century attire with a thoughtful expression. The modeling of the face and the gradation of light and shadow demonstrate a meticulous engraving technique intended for illustrated biographical and scientific publications. The work conveys intellectual dignity and highlights the historical significance of the subject through a sober and balanced representation, linked to the tradition of 19th-century European scientific portraiture. Dimensions: 15 x 12 cm; 26 x 23 cm.