Opal miner sitting on top of a dump with a windlass. One of a series of photos (1957 1149 - 1957 1170) from a party mining in Coober Pedy, thought to have been in 1957.

Opal miner with car towing a trailer with water drum. One of a series of photos (1957 1149 - 1957 1170) from a party mining in Coober Pedy, thought to have been in 1957.

Opal miner inside his semi-dugout. One of a series of photos (1957 1149 - 1957 1170) from a party mining in Coober Pedy, thought to have been in 1957.

Opal miner in front of his semi-dugout, showing his chocolate cake. One of a series of photos (1957 1149 - 1957 1170) from a party mining in Coober Pedy, thought to have been in 1957.

Opal miner sitting in front of a semi-dugout on a mining field. One of a series of photos (1957 1149 - 1957 1170) from a party mining in Coober Pedy, thought to have been in 1957.

An intensely worked gully. One of a series of photos (1957 1149 - 1957 1170) from a party mining in Coober Pedy, thought to have been in 1957.

Miner's utility, on the site as 1957 1157 & 1957 1158 One of a series of photos (1957 1149 - 1957 1170) from a party mining in Coober Pedy, thought to have been in 1957.

Miner's semi-dugout on a mining field - same as 1975 1157 One of a series of photos (1957 1149 - 1957 1170) from a party mining in Coober Pedy, thought to have been in 1957.

A semi-dugout miner's camp on an opal field. One of a series of photos (1957 1149 - 1957 1170) from a party mining in Coober Pedy, thought to have been in 1957.

A dugout entrance. One of a series of photos (1957 1149 - 1957 1170) from a party mining in Coober Pedy, thought to have been in 1957.