Henry Ernest Dudeney/Puzzles and Curious Problems/2 - A Legacy Puzzle

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 * A Legacy Puzzle
 * A man left legacies to his three sons and to a hospital, amounting in all to $\pounds 1,320$.
 * If he had left the hospital legacy also to his first son, that son would have received as much as the other two sons together.
 * If he had left it to his second son, that son would have received twice as much as the other two sons together.
 * If he had left the hospital legacy to his third son, he would have received then thrice as much as the first son and second son together.


 * Find the amount of each legacy.