Robertson Hall and Scudder Plaza are somewhat anomalous in architectural style in the context of the Princeton campus. Read my article in the Daily Princetonian, the fourth in the Brick by Brick series:
http://dailyprincetonian.com/street/2014/04/brick-by-brick-robertson-hall-and-scudder-plaza/
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Post image is of Robertson Hall/Scudder Plaza by Harrison Blackman for Expedictionary.