Ida Rentoul Sherbourne (later Outhwaite), complete set of six original postcards, illustrated when Ida Rentoul was only sixteen, and published in Melbourne as 'The Ida Rentoul Series' published in 1904 by Robert Jolley. The subjects include 'Son of the Soil', 'Morning Callers', 'Contemplative Bunnies' and three more, all in exceptional unused condition. Each illustration is initialled 'I.S.R.' rarely seen in any condition, these six cards May well be unique unused.