Maybe it was intended by the Naval architects to look like a swastika? It is hard to imagine such an egregious oversight. Isn't a birds eye view of a design standard fare in the architectural planning stages? Perhaps they drew up the buildings and didn't have the foresight for something as sophisticated and futuristic as Google Earth. It's not outside the realm of possibility.
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from the article: Focus U.S.A. / The ongoing saga of the U.S. Navy swastika building