![MLB Jersey Numbers on Twitter: "Here are the #Yankees jersey numbers that were worn by three or more players during the 2016 #MLB season. @UniWatch @PhilHecken https://t.co/WJl3E6RHhy" / Twitter MLB Jersey Numbers on Twitter: "Here are the #Yankees jersey numbers that were worn by three or more players during the 2016 #MLB season. @UniWatch @PhilHecken https://t.co/WJl3E6RHhy" / Twitter](https://pbs.twimg.com/media/Ct3IVqVUEAEOwBz.jpg)
MLB Jersey Numbers on Twitter: "Here are the #Yankees jersey numbers that were worn by three or more players during the 2016 #MLB season. @UniWatch @PhilHecken https://t.co/WJl3E6RHhy" / Twitter
![MLB Jersey Numbers on Twitter: "Manager Aaron Boone (@AaronBoone) is introduced in number 17. Last worn by DH/1B Matt Holliday in 2017. #Yankees https://t.co/1KQFiIxFBQ" / Twitter MLB Jersey Numbers on Twitter: "Manager Aaron Boone (@AaronBoone) is introduced in number 17. Last worn by DH/1B Matt Holliday in 2017. #Yankees https://t.co/1KQFiIxFBQ" / Twitter](https://pbs.twimg.com/media/DQYgyTGWAAAfpD3.jpg)
MLB Jersey Numbers on Twitter: "Manager Aaron Boone (@AaronBoone) is introduced in number 17. Last worn by DH/1B Matt Holliday in 2017. #Yankees https://t.co/1KQFiIxFBQ" / Twitter
![Number 21 Continues to Remain Sacred to the New York Yankees | News, Scores, Highlights, Stats, and Rumors | Bleacher Report Number 21 Continues to Remain Sacred to the New York Yankees | News, Scores, Highlights, Stats, and Rumors | Bleacher Report](https://img.bleacherreport.net/img/images/photos/001/800/498/hi-res-92512662_crop_north.jpg?1342797816&w=3072&h=2048)