Scans of some old Catalac and Bobcat brochures:
Bobcat Catalac 8m Catalacs have winning ways with wives
The US site CatamaranSite, run by Rick, a Catalac owner and enthusiast and has some excellent data
This is the direct link to his Catalac Performance guides
Catalac 8m Catalac 9m Catalac 900 Catalac 10m Catalac 11m Catalac 12m
http://www.catamaransite.com