| 27,608,960 | Adventures_in_Research_173_George_Westinghouse.mp3 |
| 28,782,848 | Adventures_in_Research_180_Electronics_in_Communications.mp3 |
| 28,782,848 | Adventures_in_Research_181_Electronics_in_Transportation.mp3 |
| 28,782,848 | Adventures_in_Research_191_Birth_of_the_Balloon.mp3 |
| 28,782,848 | Adventures_in_Research_194_Dynamite.mp3 |
| 28,782,848 | Adventures_in_Research_195_SOFAR.mp3 |
| 28,782,848 | Adventures_in_Research_196_Hurricane_Maker.mp3 |
| 28,782,848 | Adventures_in_Research_197_Oil_from_Shale.mp3 |
| 28,782,848 | Adventures_in_Research_198_The_Cash_Register.mp3 |
| 28,782,848 | Adventures_in_Research_199_Uncle_Sam's_Attic.mp3 |
| 28,782,848 | Adventures_in_Research_200_Toothpowder_Mountain.mp3 |
| 28,782,848 | Adventures_in_Research_201_Gustave_Dalen.mp3 |
| 28,782,848 | Adventures_in_Research_202_The_Sting_of_Death.mp3 |
| 13 | 373,003,136 bytes |