| Gasket named for its shape | 26 |
| Faulty part of the shuttle Challenger | 37 |
| Faulty part of the Challenger | 29 |
| Faulty Challenger space shuttle gasket | 38 |
| Defective shuttle part | 22 |
| Circular rubber gasket | 22 |
| Challenger's problem gasket | 31 |
| Challenger defect: 1986 | 23 |
| Certain NASA equipment ... shown literally in the solution to this puzzle | 73 |
| Canning seal | 12 |
| Bit of NASA equipment | 21 |
| ... and the personality magazine created a new category of elite subscribers, the ___ | 85 |
| Rubber gaskets | 14 |
| Round gaskets | 13 |
| Shuttle seals | 13 |
| Circular gaskets | 16 |
| Space shuttle seals | 19 |
| Space shuttle gaskets | 21 |
| Some gaskets | 12 |
| Seals under pressure | 20 |
| Scuba tank parts | 16 |
| Scuba gear gaskets | 18 |
| Piston gaskets | 14 |
| Gaskets | 7 |
| Circular seals | 14 |
| Annular seals | 13 |
| Venezuelan river | 16 |
| River of Venezuela | 18 |
| Columbus discovery of 1498 | 26 |
| Venezuelan river in an Enya title | 33 |
| River in Venezuela | 18 |
| River through Venezuela | 23 |
| River flowing through Venezuela | 31 |
| Part of the Venezuela-Colombia border | 37 |
| Colombia-Venezuela border river | 31 |
| Venezuela divider | 17 |
| Titular river in a 1989 hit by Enya | 35 |
| South American river in an Enya song title | 42 |
| River that forms part of Colombia's border | 46 |
| River seen from Ciudad BolÃvar | 33 |
| River probably discovered by Columbus in 1498 | 45 |
| River past Ciudad BolÃvar | 28 |
| Puerto Ayacucho's river | 27 |
| Part of the Venezuela/ Colombia border | 38 |
| Major Atlantic Ocean feeder | 27 |
| Long S. A. river | 16 |
| Long river in Venezuela | 23 |
| Lengthy South American river | 28 |
| Its mouth was discovered by Columbus: 1498 | 42 |
| Its chief port is Ciudad Bolivar | 32 |
| Home of some piranhas | 21 |
| Enya song "___ Flow" | 30 |
| Electric-eel river | 18 |
| Ciudad Bolivar's river | 26 |
| Ciudad BolÃvar is on it | 26 |
| Maryland's state bird | 25 |
| Camden Yards player | 19 |
| Baltimore bird | 14 |
| Baltimore player | 16 |
| Jim Palmer, once | 16 |
| Baltimore ballplayer | 20 |
| Maryland state bird | 19 |
| Black-and-orange bird | 21 |
| Baseball bird | 13 |
| Baltimore baseballer | 20 |
| Passerine bird | 14 |
| Troupial | 8 |
| Charm City ballplayer | 21 |
| Camden Yards ballplayer | 23 |
| Red-and-black bird | 18 |
| Jim Palmer, notably | 19 |
| Hangnest | 8 |
| Brightly colored bird | 21 |
| Orange-and-black bird | 21 |
| Meadowlark's cousin | 23 |
| Diamond bird | 12 |
| Blackbird relative | 18 |
| Bird on a baseball cap | 22 |
| Baltimore athlete | 17 |
| A. L. player | 12 |
| Yankee opponent | 15 |
| Treetop whistler | 16 |
| Player at Camden Yards | 22 |
| Orange-and-black flier | 22 |
| Jim Palmer was one | 18 |
| Firebird | 8 |
| Camden Yards pro | 16 |
| Cal Ripken, for one | 19 |
| Brooks Robinson, notably | 24 |
| Brooks Robinson, e.g. | 21 |
| Brooks Robinson was one | 23 |
| A troupial | 10 |
| "Baltimore" bird | 26 |
| State bird of Maryland | 22 |
| Player in Camden Yards | 22 |
| Old Line State symbol | 21 |
| National's local rival | 26 |
| Meadowlark's kin | 20 |
| Maryland's bird | 19 |
| Maryland pro | 12 |