Mariners to Wear Seattle Pilots Throwback Uniforms – SportsLogos.Net News
Seattle Pilots - Wikipedia
Seattle Pilots team ownership history – Society for American Baseball Research
M's…er, Pilots…and O's Party Like It's 1969
The 1969 Seattle Pilots—One Team, One Season, Many Uniforms — Todd Radom Design
The 1969 Seattle Pilots: Major League Baseball's One-Year Team: Hogan, Kenneth: 9780786427864: : Books
Seattle Pilots team ownership history – Society for American Baseball Research
MLB Jersey & Cap History
The 1969 Seattle Pilots—One Team, One Season, Many Uniforms — Todd Radom Design
Seattle Pilots jerseys among the most coveted of the one-year franchise - Sports Collectors Digest
How, in one zany, quirky season, the Seattle Pilots became so much more than a footnote in history