id author title date pages extension mime words sentence flesch summary cache txt ital-3248 Bland, Robert N.; Stoffan, Mark A. Returning Classification to the Catalog 2008-09-01 6 .pdf application/pdf 2907 104 47 While these records could be filtered out by matching against LC class numbers that are found in our catalog and discard- ing non-matches, this would add yet another level of processing to an already complex process, as would handling the LC table subdivisions that are used in the LC schedules and that are separate from the stan- dard class numbers. Secondly, the LC MARC classification files require a subscription costing several thou- sands dollars per year, as well as a substantial payment for the retro- spective file needed to begin building the database of class numbers. cache/ital-3248.pdf txt/ital-3248.txt