BBC issue from 1977 of Sound illustrations for Bird Sounds and Their Meaning by Rosemary Jellis.
Still Sealed!
- A1 Band 1 / Chapters 1 And 2 / Items 1-6
- A2 Band 2 / Chapter 3 / Items 7-19
- A3 Band 3 / Chapter 4 / Items 20-26
- A4 Band 4 / Chapter 4 Cont. / Items 27-38
- A5 Band 5 / Chapter 5 / Items 39-45
- B1 Band 1 / Chapter 5 Continued / Items 46-54
- B2 Band 2 / Chapter 6 / Items 55-62
- B3 Band 3 / Chapters 7 And * / Items 63-72
- B4 Band 4 / Chapter 9 / Items 73-79
- B5 Band 5 / Chapters 10, 11 And Voice Production. Items 80-92