Contains registers 1 through 12 and 1-1-56 Code (Register 0)
12B Register (12/31/1956)
11B Register (11/30/1956)
10B Register (10/31/1956)
9B Register (9/30/1956)
8B Register (8/31/1956)
7B Register (7/31/1956)
6B Register (6/30/1956)
5B Register (5/31/1956)
4B Register (4/30/1956)
3B Register (3/31/1956)
2B Register (2/29/1956)
1B Register (1/31/1956)
0B Register (1/1/1956)