Box 3 Publication Date Type:
s single known or probable date - date in Box 4 only
c two dates: publication date and copyright date - date in Box 4 and Box 5
r two dates: reissue date and original date - date in Box 4 ; may have date in Box 5
m multiple dates (i.e., initial and terminal dates) - date in Box 4 and Box 5
q questionable dates - date in Box 4 and Box 5
PUBLICATION DATE TYPE PRECEDENCE TABLE |
|
IF |
USE |
r and s |
r |
r and c |
r |
r and m |
r |
r and q |
r (unless reproduction date has digit(s) missing, then use q) |
m and c |
m |
m and q |
m (unless beginning date has digit(s) missing, then use q) |
q and c |
q |
r takes precedence over all codes, except q when the primary date lacks digit(s);
m takes precedence over q, except with the primary date lacks digit(s);
m takes precedence over c;
q takes precedence over c.