CREATE TABLE table_74087 ("Year" FLOAT, "Title" TEXT, "Format" TEXT, "Studio" TEXT, "Release Date" TEXT, "Copyright Information" TEXT, "Catalog Number" TEXT)

Name the catalog number for october 6, 1988
SELECT "Catalog Number" FROM table_74087 WHERE "Release Date" = 'October 6, 1988'
SELECT "Catalog Number" FROM "table_74087" WHERE "Release Date" = 'October 6, 1988'