'The Blue Frog' mb-artist William_Walls and with the other he

and with the other he rubs his moustache in thought

Aerial view of the Tower of London with boats on the River Thames

29th June 1996

probably at the Apsley Pellatt & Company's Falcon Glassworks at Holland Street

'The Blue Frog' mb-artist William_Walls and with the other heZoological study of the Green Tree Frog (Litoria caerulea) native to Australia, shown in a pond environment. Plate 33 from Journal of a voyage to New South Wales by John White (J. Debrett, London, 1790). The plate is inscribed: 'S. Stone Delin. Blue Frogs. London Published as the Act directs Dec: 29, 1789, by I. Debrett.' Original: copperplate engraving. 1790