The most recent submissions are listed first.
| Digest Nr | Subject and Author |
 |
| 1999.07.26.18 | Source of Swivel Stool Mechanism Parts, from John Dewey |
| 1999.07.26.17 | Swivel Stool Mechanism, from Dale Houser |
| 1999.07.25.07 | Swivel Stool Mechanism, from Douglas K. Rhodes |
| 1999.07.25.06 | Swivel Stool Mechanism, from John A. Tuttle |
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