Frontpiece plate of artificial flies from Bowlker's Art of Angling (1854)  Key to flies: No. 1. Red Fly. 2. Blue Dun. 3. March Brown. 4. Cowdung Fly. 5. Stone Fly. 6. Granam, or Green Tail. 7. Spider Fly. 8. Black Gnat. 9. Black Caterpillar. 10. Little Iron Blue. 11. Yellow Sally. 12. Canon, or Down Hill Fly. 13. Shorn Fly, or Maiiow Buzz. 14. Yellow May Fly, or Cadow. 15. Grey Drake. 16. Orl Fly. 17. Sky Blue. 18. Cadis Fly. 19. Fern Fly, 20. Red Spinner. 21. Blue Gnat. 22 &amp; 23. Large Red and Black Ant 24. Hazel Fly, or Welshman's Button. 25. Little Red and Black Ants. 26. Whirling Blue. 27. Little Pale Blue. 28. Willow Fly. 29. White Moth. 30. Red Palmer.
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