It is possible that the series statement as it appears on the item might be different than the authorized or uniform series statement that appears in the 8xx fields. It is ok if the 490 and 800/830 series statements do not match.
The first indicator defines series tracing.
The most common subfields used are:
First indicator:
Although there are many possible subfields for this field, the most commonly used are
The most common subfields used: