

Plate II. 



I. Black. 



2. Slate-Black 



3. Blackish Slat. 



4. Slate color 



5. Slate- Gray. , 



6. Gray. 



Gray. 



8 . Grav. 



9. .Gray 



10. Gray; 



II. Mouse Gray. 12. Smoke Gray 13. Drab-Gray. 



14-. Olive-Gray. 



15. Prumbetms. 



16. Cinereous. 



17. French Gray 



18. Lilac- Gray; 



19. Lavender-Gray. 



r 



•0. Pearl Gray 



