You can see it this way
First Blacks Seen
The country for some miles was very stony until we got on to the flats, which run right up to Mount Alexander. These flats are sandy, but well covered by mulga and herbage of every description. We passed some fine waterholes along the Treuer [Macumba]. We camped about three miles from Mount Alexander. This mountain was discovered by Mr. Ross, and named after his eldest boy. We came suddenly upon a mob of blacks, about 10, who as soon as they saw us, scampered away as hard as they could run on to the sandhills; we could see them hiding in the bushes. Mr. Ross went over to meet them, and brought a boy back to our camp who could speak a word or two of English. Shortly afterwards a fine-looking fellow marched boldly into our camp with his hair in long ringlets and tied at the back of his head…
Ernest Giles account of 20th August 1870
The Ration Shed
"We used to get cans of condensed milk from the ration shed (above) and open them with horse-shoe nails" (Audrey Stewart discussing childhood in the 1950s).
24th June 1903
W. R. Cave Esq
In reply to your letter of the 17th inst., calling attention to the condition of the Aborigines at Macumba, and asking that rations & blankets be supplied for their relief, I have the honor by direction of the Honorable the Minister of Education &c to inform you that he has approved of your request and a supply of the usual Stores will be sent up via Oodnadatta, by the next Train, addressed to your Manager (Mr Dooley) at Macumba.
A discouraged Mr. Lewis
From the Journal of Mr. Lewis’s Lake Eyre Expedition (1874-5) South Australia Parliamentary paper, no.19; 1875, Government Printer, Adelaide: 11th December 1874
22nd. January 1875 Kallakoopah Creek. Lewis is learning how people lived on the Macumba and Kallakoopah.