Although these prints were published as two pairs, they were conceived at the same time and are often thought of as a set of four. Baumgarten spent about six months living with the Amazonian Indians towards the end of the 1970s. He took a number of photographs there which he used in subsequent works. He is interested in highlighting the exploitation and extinction of native cultures by the invasion of colonisers and business. 'Fish' lists the names of Venezualan Indian tribes; 'Shaprai Bow' is a celebration of the rivers of Venezuala; and 'Metals' is a memorial to the metals extracted from the ground by speculators.