A cloud of mortar dust floats away from one of two workers repairing mortar joints on Towers Hall at Otterbein University. My Final Photo for June 3, 2014.

A cloud of mortar dust floats away from one of two workers repairing mortar joints on Towers Hall at Otterbein University. My Final Photo for June 3, 2014.

A cloud of mortar dust floats away from one of two workers repairing mortar joints on Towers Hall at Otterbein University. My Final Photo for June 3, 2014.

A cloud of mortar dust floats away from one of two workers repairing mortar joints on Towers Hall at Otterbein University. My Final Photo for June 3, 2014.