counting room

counting house.

Origin of counting room

First recorded in 1705–15

On several occasions they met by appointment in our counting-room.

Whitman |John Burroughs
I wonder whether any of the partners are in the counting-room?

The Lost Kitty |Harriette Newell Woods Baker (AKA Aunt Hattie)
The counting-room of which Adams speaks, could, from its small size, have been the committee-room of the body only.

Tea Leaves |Various
Herbert left the counting-room of Godfrey & Lynn, not a little depressed in spirits.

Try and Trust |Horatio Alger

Thus he appeared in the doorway of his counting-room as Mr. Mook came down the street, and passed the Archimedes Works.

Mark Gildersleeve |John S. Sauzade