What was Nelson Mandela and Oliver Tambo's first black law firm?

Mandela and Tambo was a South African law firm established by Nelson Mandela and Oliver Tambo in Johannesburg in late 1952. It was the first "Attorney Firm" in the country to be run by black partners.

this forms a narrow, steep sided inlet (sometimes deeper than 1300 metres) connected to the sea. the terminal moraine pushed down the valley by the glacier is left underwater at the fjord’s entrance, causing the water at the neck of the fjord to be shallower than the main body of the fjord behind it.

there were 6 major base camps.   the base camps were located in alva, fort reno, fort sill, the madill provisional internment camp headquarters, mcalester and camp gruber.