sentences:  The toilet and laundry room west of the kitchen became general-use work areas by 1809, and a pantry, small kitchen, and cook's office by 1825.By 1946, these had become general workrooms, with a narrow, winding staircase inserted into the room closest to the former kitchen.The 1952 renovation turned the winding staircase into a steep, straight stairs and added an elevator in this space.