Contains registers 253 through 264
264B Register (12/31/1977)
263B Register (11/30/1977)
262B Register (10/31/1977)
261B Register (9/30/1977)
260B Register (8/31/1977)
259B Register (7/31/1977)
258B Register (6/30/1977)
257B Register (5/31/1977)
256B Register (4/30/1977)
255B Register (3/31/1977)
254B Register (2/28/1977)
253B Register (1/31/1977)
252B Register (1/2/1977)