The book is now available! 1319
(another Prime Pages' Curiosity)
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Participate: 		+ The sum of digits of the sum of 13 first primes (238) is 13 (prime) and the sum of digits of the sum of 19 first primes (568) is 19 (prime). Note that 1913 is also prime. [Gallardo]

+ The buildings inside the Cheyenne Mountain Complex (outside Colorado Springs, Colorado) which house the North American Aerospace Defense Command (NORAD) are supported on 1319 springs to protect the delicate electronic equipment inside the mountain from shock. [McCranie]

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