Paul Lukas on X: Rare shots of Mets wearing blue helmets with black jerseys, 8/18/98 vs. Rockies, 2nd game of doubleheader. I'm not 100% sure, but I *think* this is the only
More about those blue with black Mets uniforms - The Mets Police
Brian Costa: Mets' Closet Is Stuffed with Uniform Choices - WSJ
New York Mets silence Phillies for second no-hitter in 9,588-game history, New York Mets
Mets starting pitchers pick uniform before each game
New York Mets - Wikipedia
More about those blue with black Mets uniforms - The Mets Police
A Detailed Look at the Mets' Black Throwbacks
Mets, Yankees wrap up nightmare seasons in New York