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In page Katoomba, New South Wales:
"Coal and oil shale mining was also carried out in the Jamison Valley for many years,[6][7] but when the seams were completely exhausted by the early 20th century, Katoomba was an established resort town. By the 1960s, Katoomba had somewhat declined, and several of its guest houses were converted for other purposes, including convalescent hospitals.[citation needed]
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