- Cărți electroniceReport on the Migration of Birds in the Spring and Autumn of 1880.P. M. C. Kermode
- Cărți electroniceReport on the Migration of Birds in the Spring and Autumn of 1880.P. M. C. Kermode
- Cărți electroniceReport on the Migration of Birds in the Spring and Autumn of 1881. Third ReportP. M. C. Kermode