WHITWELL, Catherine Vale. An Astronomical Catechism, or Dialogues beween a Mother and her Daughter, London, for and by the Author, 1818, 8°, FIRST EDITION, hand-coloured engraved folding frontispiece and 21 plates, 2 coloured and 6 folding, by J. Gross and R.W. Smart after the author (a few minor tears and occasional spotting), modern half calf, gilt [cf. Osborne p. 842] -- The Wonder of the Telescope, London, for Richard Phillips, 1809, 12°, 14 engraved plates, 11 folding (occasional browning), original roan-backed marbled boards (corners bumped). (2)