During Campbell's tenure, Cooper Union replaced 40 percent of its academic space and grew its endowment from $100 million to more than $600 million.
dˈʊɹɹɪŋ kˈæmbəlz tˈɛnjɚ, kˈuːpɚ jˈuːniən ɹᵻplˈeɪst fˈoːɹɾi pɚsˈɛnt ʌv ɪts ˌækədˈɛmɪk spˈeɪs ænd ɡɹˈuː ɪts ɛndˈaʊmənt fɹʌm dˈɑːlɚ wˈʌnhˈʌndɹɪd mˈɪliən tə mˈoːɹ ðɐn dˈɑːlɚ sˈɪkshˈʌndɹɪd mˈɪliən.