There are 5 levels of stacks in the law library.
L1 is where the Foreign and International collection is located.
The East Side is accessible by exiting the elevator on L1 and walking through the Foreign and International Collection and through another corridor. At the end of the corridor is the Upper East Side (UES) and to the left is a staircase leading to the Lower East Side (LES).
L3 is the Reading Room.
L4 and L5 are accessible by the stairs near the Reading Room book monitor and the elevator.
Stack guides are available at the Reference and Circulation Desks as to locations of the various classifications.
Library Maps are available here.