Novelist r. m. ballantyne, who wrote 90 books, the best known of which was the coral island, was born in edinburgh.

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Robert Michael Ballantyne (24 April 1825 – 8 February 1894) was a Scottish author of juvenile fiction, who wrote more than a hundred books. He was also an accomplished artist: he exhibited some of his water-colours at the Royal Scottish Academy.

Ballantyne was born in Edinburgh on 24 April 1825, the ninth of ten children and the youngest son, of Alexander Thomson Ballantyne (1776–1847) and his wife Anne (1786–1855).

The Coral Island: A Tale of the Pacific Ocean (1857) is a novel written by Scottish author R. M. Ballantyne. One of the first works of juvenile fiction to feature exclusively juvenile heroes, the story relates the adventures of three boys marooned on a South Pacific island, the only survivors of a shipwreck.