This card, Plate 28 in the series, depicts six constellations: the defunct Psalterium Georgii ('George's Harp'), Fluvius Eridanus ('the river'), Cetus (also known as 'the whale'), Officina Sculptoris ('sculptor'), Fornax Chemica ('the furnace'), and the defunct Machina Electrica ('the generator').Illustration: Sidney Hall; restoration: Adam Cuerden