Vertical axis sail windmill plans.
| Format: | Microform Book |
|---|---|
| Language: | English |
| Published: |
Dublin, Ireland :
Low Energy Systems,
[1976?]
|
| Series: | AT microfiche reference library ;
21-493. |
| Subjects: |
| Item Description: | Microform. |
|---|---|
| Physical Description: | 19 pages : illustrations |