What two artists took part in the Australian Impressionism movement as well as Curlew Camp? 
Curlew Camp: Curlew Camp was an artists' camp established in the late 19th century on the eastern shore of Little Sirius Cove at Mosman in Sydney. Curlew Camp:  It was home for some years to several leading Australian artists, such as Arthur Streeton and Tom Roberts of the Heidelberg School, and it was from here that some of their most famous paintings were created. Heidelberg School:  The movement has latterly been described as Australian Impressionism.
Arthur Streeton and Tom Roberts