Vere Foster's simple lessons in water-color, flowers : eight facsimiles of original water-color drawings and numerous outline drawings of flowers, after various artists, with full instructions for drawing and painting (1884)
Foster, Vere, 1819-1900 · London : Blackie & Son · leaf 17
Watercolor painting
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.