| 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 |
|---|---|---|
| Evelyn Ulrich - 69 - 9/20/85 I & II | Ulrich, Evelyn (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Evelyn Ulrich - 7/17/87 | Ulrich, Evelyn (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Evelyn Ulrich - 78 - 11/25/85 | Ulrich, Evelyn (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Evelyn Ulrich - 8/28/87 | Ulrich, Evelyn (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Evelyn Ulrich - 8/31/88 | Ulrich, Evelyn (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Evelyn Ulrich - 8/7/87 CTR -75 | Ulrich, Evelyn (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Evelyn Ulrich - 8/7/87 Tandberg | Ulrich, Evelyn (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Evelyn Ulrich - 84 - 1/6/86 | Ulrich, Evelyn (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Evelyn Ulrich - 86 - 1/20/86 | Ulrich, Evelyn (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Evelyn Ulrich - 9/18/87 [1] | Ulrich, Evelyn (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Evelyn Ulrich - 9/18/87 [2] | Ulrich, Evelyn (consultant); Landahl, Karen L. (interviewer); Unnamed female interviewer (interviewer) | 1/8 inch audio cassette |
| Evelyn Ulrich - 98 - 4/14/86 | Ulrich, Evelyn (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Gavin Russom - 2 - 3/4/77 | Russom, Gavin (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Gretchen McLaughlin - 30 - 4/14/86 | McLaughlin, Gretchen (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Gretchen McLaughlin - 34 - 5/12/86 | McLaughlin, Gretchen (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Gretchen McLaughlin - 38 - 6/9/86 | McLaughlin, Gretchen (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Gretchen McLaughlin - 44 - 7/21/86 | McLaughlin, Gretchen (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Gretchen McLaughlin - 46 - 8/4/86 | McLaughlin, Gretchen (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Gretchen McLaughlin - 48 - 8/18/86 | McLaughlin, Gretchen (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Gretchen McLaughlin - 54 - 9/29/86 | McLaughlin, Gretchen (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Gretchen McLaughlin - 56 - 10/13/86 | McLaughlin, Gretchen (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Julia Schwadron - 86 - 4/12/78 | Schwadron, Julia (consultant); Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Subject #121 ORIGINAL | Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Subject #121 Tape 2 ORIGINAL | Landahl, Karen L. (researcher) | 1/8 inch audio cassette |
| Subject #122 ORIGINAL | Landahl, Karen L. (researcher) | 1/8 inch audio cassette |