Mainsheet n. : One of the ropes by which the mainsail is hauled aft and trimmed.

Example:
How do I rig an Escape Captiva?

Taxonomy
Catalina Owners, Mainsheet magazine, Owners Magazine, sailor, circulation, annual dues, boat owners, compliments, research, Class web, download, mail-in, change of address, complimentary issue, Jim Holder, mailing address, latest issue, right away.

Defination from the web:
Mainsheet magazine... the Catalina Owners Magazine - now celebrating 27 years of circulation. ... ( If so, what size?) Or are you looking for a Catalina? If so, would you like a complimentary issue of Catalina Mainsheet? ...