Upcoming book ranks "Greatest players in Houston Astros history"

A book coming out next month takes a look at notable Astros players and has a ranking of the top 20, thoughts?

Top 20 "greatest players in Houston Astros history"

1. Jeff Bagwell, 1B
2. Craig Biggio, C/2B/OF
3. Jose Altuve, 2B
4. Lance Berkman, 1B/OF
5. Roy Oswalt, SP
6. César Cedeño, OF
7. José Cruz, OF
8. Jimmy Wynn, OF
9. Joe Niekro, SP
10. Bob Watson, 1B/OF
11. Mike Scott, SP
12. J.R. Richard, SP
13. Billy Wagner, CP
14. Alex Bregman, 3B
15. Larry Dierker, SP
16. Nolan Ryan, SP
17. Justin Verlander, SP
18. Moisés Alou, OF
19. Glenn Davis, 1B
20. Carlos Correa, SS

Other notable inclusions

1. Joe Morgan, 2B
2. Yordan Alvarez, OF
3. Yuli Gurriel, 1B
4. Dallas Kuechel, SP
5. Derek Bell, OF
6. Roger Clemens, SP
7. Ken Caminiti, 3B
8. Kyle Tucker, OF
9. Framber Valdez, SP