- E-bookThe American RobinRoland H. Wauer
- E-bookRaptorsRoland H. Wauer
- E-bookSongbirds of the WestRoland H. Wauer
- E-bookRaptorsRoland H. Wauer
- E-bookBorderland BirdsRoland H. Wauer
- E-bookBorderland BirdsRoland H. Wauer
- E-bookNatural InclinationsRoland H. Wauer
- E-bookSongbirds of the WestRoland H. Wauer
- E-bookBorderland BirdsRoland H. Wauer
- E-bookNatural InclinationsRoland H. Wauer
- E-bookThe American RobinRoland H. Wauer
- E-bookMountainous West, Denali to Pico De OrizabaRoland H. Wauer
- E-bookFeathers and ScalesRoland H. Wauer
- E-bookRuins to RuinsRoland H. Wauer
- E-bookFinding Mexican ButterfliesRoland H. Wauer
- E-bookCatching UpRoland H. Wauer
- E-bookNatural InclinationsRoland H. Wauer
- E-bookSongbirds of the WestRoland H. Wauer