Text typed on slide: 'Lake Letty
A lake formed by an artesian bore. After filling this land depression the surplus runs away to a creek. Generally artesian bores reach the surface through bore casting and the gush of water is directed where it will run into some valley.

CreatorAnthony Gladstone Bolam
ControlAA 640/3/65
Quantity   1   35mm glass slide
FormatsPhotographic Glass Negatives
Series AA 640/03