Thistlebase
Measurer's Memo
Technical memo regarding centerboard specifications and approval of fiberglass centerboards. Details information about current production standards and measurements required for legal competition in the Thistle class.
View original on Google Drive · page 3
The scanned issue opens in Google Drive; turn to page 3.
This is a summary. The full article text is © the Thistle Class Association — read the original scan via the link above.