Bombycilla garrulus -- Bohemian Waxwing; jaseur boréal. Alternate name on piece: Ampelis garrulus [Waxen chatterer] Layout drawing, birds well finished; 7 notes on form and color; paper, 8 x 13cm, bearing notes, clipped from foot of sheet and fixed at top with transparent tape (looks like plastic tape--what, when and why?). Title in pencil by Sotheran, bookseller. Artist's name(s): Gould, John; Richter, Henry Constantine.