RCA 301 Programmer's Reference Manual page 221

APPENDIX E. STANDARD HIGH SPEED MEMORY LOCATIONS
HS M L o ca t i o n s
0000-0099
0100-0199
0202-0205
0206-0209
0212-0215
0216-0219
0222-0225
9900-9977
9978-9999
1900-1977
1978-1999
Z900-Z977
Z978-Z999
U s e
Sum Table
Difference Table
Card Punch — Temporary storage of address
Arithmetic — Temporary storage of address
STA
STP
Standard Location for Storing P in a Repeat Instruction
Model 303 Processor:
Print Table
Reserved
Model 304 Processor:
Print Table
Reserved
Model 305 Processor:
Print Table
Reserved