1998 Yankees Diary, October 10: El Duque stars to tie ALCS in Cleveland - Pinstripe Alley

The brawls, El Duque and Jeter's girlfriend: Behind the scenes of the 1998 Yankees

New York Yankees: Breaking News, Rumors & Highlights

Moiderer's Row : Celebrating the Past, Present & Future of The New York Yankees

David Cone – Society for American Baseball Research

New York Yankees: Most Up-to-Date Encyclopedia, News & Reviews

For the holiday season: The Yankees' Top 10 free agent signings of all-time - Pinstripe Alley

The Yankees' signing of El Duque made 1998 even more magical - Pinstripe Alley

Mets–Yankees rivalry - Wikipedia

vintage collectible BASEBALL MEMORABILIA for sale from Gasoline Alley Antiques

MORE