only 1 use
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- Crawling on all fours, I made steadily but slowly towards them, till at last, raising my head to an aperture among the leaves, I could see clear down into a little green dell beside the marsh, and closely set about with trees, where Long John Silver and another of the crew stood face to face in conversation.Chapter 14 — The First Blow (34% in)
There are no more uses of "aperture" in Treasure Island.
Typical Usage (best examples)