318 F.3d 58 EF CULTURAL TRAVEL BV, et al., Plaintiffs, Appellees,v.ZEFER CORPORATION, Defendant, Appellant, and Explorica, Inc., et al., Defendants. No. 01-2001. United States Court of Appeals, First Circuit. Heard October 9, 2002. Decided January 28, 2003. William A. Zucker with whom Scott J. Nathan and Gadsby Hannah, LLP were on supplemental brief for appellant. […]