Gladys Reynell (September 4, 1881–November 16, 1956) was a painter, printmaker, and one of South Australia’s earliest potters.
Biography on Wikipedia: https://en.wikipedia.org/wiki/Gladys_Reynell
Left: The cow jumped over the moon jug / 1921 / Glazed earthenware / NGA, Canberra
Right: Still Life / ND / Hand Coloured Woodblock / Private collection
Gladys Reynell on Artnet: http://www.artnet.com/artists/gladys-osborne-reynell/