Slashed letter O, unslashed letter zero

ben bfranchuk at jetnet.ab.ca
Wed Apr 27 13:54:10 CDT 2022


 >
 > Cut and paste.  Consider the S/360 Assembler (F) manual:
 >
 > 
http://bitsavers.org/pdf/ibm/360/asm/C26-3756-2_Assembler_F_Programmers_Guide_196711.pdf
 >
 > Look at PDF page 10.   Note the box at the bottom of the page and how
 > it's not even perfectly horizontal at the borders.  In fact, it looks to
 > be hand-drawn.  I suspect that things were put together the old
 > way--with scissors and rubber cement.

I was reading this one. Can't tell if hand drawn or not.
http://www.bitsavers.org/pdf/ibm/360/asm/C28-6595-1_Assembler_E_Programmers_Guide_1966.pdf
Ben.



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