ascii(7) was in the first edition manual

https://www.tuhs.org/Archive/Distributions/Research/Dennis_v1/UNIX_ProgrammersManual_Nov71.pdf

Index: share/man/man7/ascii.7
===================================================================
RCS file: /cvs/src/share/man/man7/ascii.7,v
diff -u -p -r1.11 ascii.7
--- share/man/man7/ascii.7	11 Nov 2024 14:31:16 -0000	1.11
+++ share/man/man7/ascii.7	18 Dec 2024 09:18:54 -0000
@@ -113,4 +113,4 @@ set:
 An
 .Nm
 manual page appeared in
-.At v2 .
+.At v1 .