An S1 glider by Sven-Olof Ridder. Lennart Sundström flew it at Eaton Bray in England, which led to it being presented as a plan in an English magazine. It was built entirely in hardwood, with the exception of the fin and the stabiliser ribs, which were made from balsa.
| Name: Hale | Alternative name: |
| Plan-ID (S-O L. numbering): | Owner: |
| Designer: Sven-Olof Ridder | Drawn by: |
| Year designed: 194? | Wingspan (mm): 990 |
| Category: Klass S1 | |
| Sources: Oldtimer 2/1986 | |
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Changed date: 2018-05-20
