Columbia Business School Alumni:
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Columbia Business School Alumni:
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Columbia Business School Alumni:
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Columbia Business School Alumni:
Columbia Graduation
Columbia Business School Alumni:
Hermes Award 2011; Group Photo with President Bollinger
Columbia Business School Alumni:
"My look" at 2010 (age 70)
Columbia Business School Alumni:
Wetzel, Norbert 1964
Columbia Business School Alumni:
Class of 1964