| ID | Interpret | Skladba | Album | |
| 181. | Robert Higgs | World War II | Crisis and Liberty: The Expansion of Government Power in American History |  |
| 182. | Robert Higgs | Lecture 10 - Crisis and Liberty | Crisis and Liberty: The Expansion of Government Power in American History | |
| 183. | Robert Higgs | Lecture 8 - Crisis and Liberty | Crisis and Liberty: The Expansion of Government Power in American History | |
| 184. | Hall of Human Origins - American Museum of Natural History | Hall of Human Origins - American Museum of Natural History | Hall of Human Origins - American Museum of Natural History | |
| 185. | Robert Higgs | Lecture 6 - Crisis and Liberty | Crisis and Liberty: The Expansion of Government Power in American History | |
| 186. | Robert Higgs | Lecture 3 - Crisis and Liberty | Crisis and Liberty: The Expansion of Government Power in American History | |
| 187. | Robert Higgs | Lecture 2 - Crisis and Liberty | Crisis and Liberty: The Expansion of Government Power in American History | |
| 188. | Robert Higgs | Lecture 9 - Crisis and Liberty | Crisis and Liberty: The Expansion of Government Power in American History | |
| 189. | Robert Higgs | Lecture 1 - Crisis and Liberty | Crisis and Liberty: The Expansion of Government Power in American History | |
| 190. | Robert Higgs | Lecture 10 - Crisis and Liberty | Crisis and Liberty: The Expansion of Government Power in American History | |
| 191. | Humphrey Camardella Productions | Journey's Into American History 36 Samuel Slator's Machine 1789 | Journey's Into American History 36 Samuel Slator's Machine 1789 | |
| 192. | Robert Higgs | Lecture 5 - Crisis and Liberty | Crisis and Liberty: The Expansion of Government Power in American History | |
| 193. | Eileen Rodgers/Hal Linden | You're the Top | American Songbook Series: Cole Porter | |
| 194. | Alan Bernheimer | Complete Recording | In the American Tree Series. November 10, 1978 | |
| 195. | George Mattingly | Complete Recording | In the American Tree Series. February 9, 1979 | |
| 196. | Bobby Short | Lydia, the Tattooed Lady | American Songbook Series: Harold Arlen | |
| 197. | Bobby Short | I've Got Five Dollars | American Songbook Series: Rodgers & Hart | |
| 198. | Alan Bernheimer | Complete Recording | In the American Tree Series. November 10, 1978 | |
| 199. | George Mattingly | Complete Recording | In the American Tree Series. February 9, 1979 | |
| 200. | Eileen Rodgers/Hal Linden | You're the Top | American Songbook Series: Cole Porter | |
