Three (3) 19th century European works on paper, including theorem drawing, engravings. 1st item: Graphite on paper theorem drawing depicting a vase of flowers. Ink inscription with French text and date "De[s]sine par Marie Stark 1836" below image. Float mounted and matted under glass in a contemporary frame. Sheet - 12 5/8" H x 8 1/2" W. Framed - 20 1/8" H x 16 1/4" W. Second quarter 19th century. 2nd-3rd items: Two (2) steel plate genre scene engravings after paintings by Thomas Webster, RA (United Kingdom, 1800-1886) titled "The Smile" engraved by C. W. Sharpe and "The Frown" engraved by W. D. Taylor, both published by the Art Union of London, 1850. Both depict scenes of school children seated on a bench, either smiling or frowning. Titles and publication information below the images. "The Smile" signed and dated "T Webster 1842" in the plate, lower right. Both housed under glass in wooden frames with giltwood liners. Plates - 10" H x 20 1/8" W. Sights - 15" H x 23 3/4" W. Frames - 19 1/4" H x 28" W. Mid 19th century. CONDITION: 1st item: Tears, areas of loss, largest 2 1/4" x 1". Toning, areas of acid burn. 2nd-3rd items: Overall acid/mat burn, foxing spots, dampstaining, to be expected from age. Slight waviness to paper. Areas of loss to veneer on frame, largest 1 3/4".