Crossword puzzle clue "lower a building"

Sound after "Lower ... lower ... that's it!"

Org. with a National Historic Landmark building in lower Manhattan

Lower a building

Basic building block of basic building blocks

Building block of a building block

___ Building, company headquarters erected in 1908 in New York City, at the time the tallest building in the world

Grp. that can lower your Sprint bill

Like lower-order Mormon priests