| Collection Descriptive Notes | Landahl and various collaborators follow the weekly progress in the gradual acquisition of language by small children. |
| Collection Technical Notes | Cassettes are the live recordings. Most of the WAVE files are yet to be converted to MP3s. |
| Contributor |
This collection has no playable audio.
| Title | Contributor | Medium |
|---|---|---|
| Christine Cummings - 13 - 5/24/84 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Christine Cummings - 16 - 6/15/84 | Cummings, Christine (consultant); Landahl, Karen L. (interviewer) | 1/8 inch audio cassette |
| Christine Cummings - 18 - 6/28/84 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Christine Cummings - 20 - 7/13/84 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Christine Cummings - 22 - 7/27/84 | Cummings, Christine (consultant); Landahl, Karen L. (interviewer) | 1/8 inch audio cassette |
| Christine Cummings - 24 - 8/10/84 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Christine Cummings - 26 - 8/24/84 | Cummings, Christine (consultant); Landahl, Karen L. (interviewer) | 1/8 inch audio cassette |
| Christine Cummings - 32 - 10/5/84 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Christine Cummings - 42 - 12/14/84 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Christine Cummings - 44 - 2/1/85 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Christine Cummings - 45 - 1/4/85 | Cummings, Christine (consultant); Landahl, Karen L. (interviewer) | 1/8 inch audio cassette |
| Christine Cummings - 47 - 1/18/85 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Christine Cummings - 53 - 3/1/85 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Christine Cummings - 55 - 3/15/85 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Christine Cummings - 59 - 4/12/85 | Cummings, Christine (consultant); Landahl, Karen L. (interviewer) | 1/8 inch audio cassette |
| Christine Cummings - 61 - 4/26/85 | Cummings, Christine (consultant); Landahl, Karen L. (interviewer) | 1/8 inch audio cassette |
| Christine Cummings - 71 - 7/5/85 | Cummings, Christine (consultant); Landahl, Karen L. (interviewer) | 1/8 inch audio cassette |
| Christine Cummings - 73 - 7/19/85 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Christine Cummings - 77 - 8/15/85 | Cummings, Christine (consultant); Landahl, Karen L. (interviewer) | 1/8 inch audio cassette |
| Christine Cummings - 80 - 9/9/85 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Christine Cummings - 84 - 10/4/85 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Christine Cummings - 92 - 12/2/85 | Cummings, Christine (consultant); Landahl, Karen L. (interviewer) | 1/8 inch audio cassette |
| Christine Cummings - 94 - 12/16/85 | Cummings, Christine (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Evelyn Ulrich - 1/22/88 | Ulrich, Evelyn (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Evelyn Ulrich - 10/2/87 | Ulrich, Evelyn (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |