| Porcupine quill | 15 |
| Book or body part | 17 |
| Vertebra locale | 15 |
| Porcupine's protection | 26 |
| Moral fiber | 11 |
| Rachis | 6 |
| Place for many a title | 22 |
| Place for a title | 17 |
| Place for a book title | 22 |
| It may be tingling | 18 |
| Hedgehog feature | 16 |
| Fish leftover | 13 |
| Chiropractor's target | 25 |
| Back of the book? | 17 |
| Back line? | 10 |
| 2004 They Might Be Giants album (with "The") | 54 |
| Where the chills happen at show | 31 |
| Title location | 14 |
| Tingle area? | 12 |
| They Might Be Giants '04 album "The ___" | 54 |
| They make lasting impressions | 29 |
| Subject for a chiropractor | 26 |
| Skeletal axis | 13 |
| Shivers' spot | 17 |
| Refusal to buckle | 17 |
| Porcupine's pointer | 23 |
| Part of a cactus | 16 |
| Part of a book cover | 20 |
| Might get a chill down it, during show | 38 |
| It may tingle | 13 |
| It has disks | 12 |
| It can be tapped | 16 |
| Invertebrate's lack | 23 |
| Epidural site | 13 |
| Contortionist's bendy part | 30 |
| Chiropractor's domain | 25 |
| Chiropractic concentration | 26 |
| Cactus needle | 13 |
| Bookbinder's item | 21 |
| Book's backbone | 19 |
| Book's back | 15 |
| Book part that displays a title | 31 |
| Book binding | 12 |
| Book backing | 12 |
| Book backbone | 13 |
| Book and body part | 18 |
| Backbone of a book | 18 |
| Â Â Resoluteness | 22 |
| Many a Hitchcock film | 21 |
| In an eerie manner | 18 |
| Like vertebrates | 16 |
| Three- -- stickleback | 21 |
| Covered with thorns | 19 |
| Popular music magazine VIP | 26 |
| Chiropractor? | 13 |
| Mineral used as a gem | 21 |
| Rubylike gemstone | 17 |
| Ruby variety | 12 |
| Ruby ___ (gem) | 14 |
| Reddish mineral | 15 |
| Mineral containing magnesium | 28 |
| Crystalline gemstone | 20 |
| Yielding readily | 16 |
| Completely lacking courage | 26 |
| Red gemstones | 13 |
| Rubylike gems | 13 |
| Minerals used as gems | 21 |
| Brent who played Data | 21 |
| Data representation expert? | 27 |
| Data on TV | 10 |
| Co-star of Stewart and Frakes | 29 |
| Brent who played Data on "Star Trek: T.N.G." | 54 |
| Brent of "Star Trek: The Next Generation" | 51 |
| Brent of "Star Trek: T.N.G." | 38 |
| Brent of 'Star Trek' fame | 33 |
| Actor Brent of "Star Trek: T.N.G." | 44 |
| "Star Trek Nemesis" star | 34 |
| Quills | 6 |
| Porcupine quills | 16 |
| Parts of books | 14 |
| Book backs | 10 |
| Places for book titles | 22 |
| Backs of books | 14 |
| Vertebral columns | 17 |
| Tomes' strongest parts | 26 |
| Title locations | 15 |
| Title holders? | 14 |
| Thorns | 6 |
| They're seen on bookshelves | 31 |
| Spots for authors' surnames | 31 |
| Sharp plant parts | 17 |
| Sea-urchin features | 19 |
| Sea urchin's protection | 27 |
| Places to find literary titles | 30 |
| Places for titles | 17 |
| Library patrons read them | 25 |
| Features of hedgehogs | 21 |
| Echidna features | 16 |
| Cactus features | 15 |
| Bookcase lineup | 15 |