book001 [Artifact] page001_pres.tiff [File] page001 [Brick→Page] page001_prod.tiff [File] page001_ocr.txt [File] page002_pres.tiff [File] page002 [Brick→Page] page002_prod.tiff [File] page002_ocr.txt [File] page003_pres.tiff [File] page003 [Brick→Page] page003_prod.tiff [File] page003_ocr.txt [File] book001_p1 [Brick] book001_p2 [Brick] book01_p3 [Bricj] book001_excerpt [Artifact] exc_p1 [Brick] exc_p2 [Brick] has_pres has_prod has_tx has_pres has_prod has_tx has_pres has_prod has_tx first next next ref ref ref first next ref ref has_excerpt