Thistlebase
You, Too, Can Build Your Own Centerboard
Detailed technical instructions for constructing a fiberglass centerboard from scratch, including wood core construction, lead ballasting, glassing procedures, and finishing techniques.
View original on Google Drive · page 9
The scanned issue opens in Google Drive; turn to page 9.
This is a summary. The full article text is © the Thistle Class Association — read the original scan via the link above.