John Greene Hall (Denver, Colo.)

University of Denver Chancellor Chester Alter, trustee Robert Selig, and faculty members Clarence Knudson and Sandy Johnson participate in the dedication ceremony for John Greene Hall, home of the math and computer science departments at the University of Denver in Denver, Colorado.

University of Denver trustee Robert Selig speaks at the ribbon-cutting ceremony for John Greene Hall, part of the Denver Research Institue and later home of the math and computer science departments at the University of Denver, as DRI director Sandy Johnson, DU Chancellor Chester Alter, and DU faculty member Clarence Knudsen look on.

Sandy Johnson of the Denver Research Institute hands the scissors to University of Denver faculty member Clarence Knudsen at the ribbon-cutting ceremony for John Greene Hall, part of the Denver Research Institute and later home of the math and computer science departments at the University of Denver, as Robert Selig, chair of the Board of Trustees, and Chancellor Chester Alter look on.

Exterior view of John Greene Hall, home of the math and computer science departments at the University of Denver in Denver, Colorado.

Black and white negatives with exterior and interior views of John Greene Hall, home of the math and computer science departments at the University of Denver in Denver, Colorado.

Exterior view of John Greene Hall, home of the math and computer science departments at the University of Denver in Denver, Colorado.

Exterior view of John Greene Hall, home of the math and computer science departments at the University of Denver in Denver, Colorado, with a dirt parking lot in the foreground.

Exterior view of John Greene Hall, home of the math and computer science departments at the University of Denver in Denver, Colorado, with an unidentified man walking along the sidewalk in the foreground.

Artist's rendering of a proposed addition to John Greene Hall, home of the math and computer science departments at the University of Denver in Denver, Colorado.