These five crates represent one of the air handler units for Howe Hall. There will be eight such units total.
(June 3)

Here's the top floor where some of the air handler units will be installed.

Some of the impressive duct work that has been installed in the building.

More of the duct work, this in the Southwest portion of Howe Hall.
In the basement, some of the water pumps have been set in place.
Everything but the kitchen sink--here are toilet hangers that will be put in the walls of the restrooms.

Much of the ceiling duct work has been put in place on the first floor of the South side.