I can't find the answer with Google, but maybe someone here knows.
During the raising of Chicago, how did they get the jackscrews under the buildings in the first place? Especially those (presumably) positioned in the interiors (as opposed to edges) of the buildings?
During the raising of Chicago, how did they get the jackscrews under the buildings in the first place? Especially those (presumably) positioned in the interiors (as opposed to edges) of the buildings?