PICTURED PUZZLES
Here is a nest of magic squares, seven of them within the four corners of onediagram:—
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As each border is removed a fresh magic square remains, in which the numbers in the cells of each row, column, and diagonal add up to the same sum, while each of these sums is a multiple of the central 113.
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It is a perfect magic diamond as it stands, and equally perfect are the diamonds that remain when each border of cells is removed, as is indicated by the lines.