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  1. By: Criddle, Norman,
    Publication info: Canada?, s.n, 1920?
    Holding Institution: Canadiana.org
  2. By: Criddle, Norman,
    Publication info: [Ottawa, Dept. of the Interior], [1920]
    Holding Institution: Queen's University, W.D. Jordan Special Collections & Music Library
  3. By: Criddle, Norman,
    Publication info: Ottawa, Canada Dept of Agriculture, 1951
    Holding Institution: Agriculture and Agri-Food Canada (AAFC)
  4. By: Clark, George H. (George Harold), - Fletcher, James - Criddle, Norman, - Canada. Branch of the Seed Commissioner.
    Publication info: Ottawa, Dept. of Agriculture, Branch of the Seed Commissioner, 1906
    Holding Institution: Internet Archive
  5. By: Clark, George H. (George Harold), - Fletcher, James - Criddle, Norman, - Canada. Department of Agriculture.
    Publication info: Ottawa, Published by direction of the Minister of Agriculture, 1906
    Holding Institution: ASC - York University Libraries
  6. By: Criddle, Norman, - Canada. Division of Entomology.
    Publication info: Ottawa, Gov't Printing Bureau, 1915
    Holding Institution: Canadiana.org
  7. By: Criddle, Norman, - Canada. Division of Entomology.
    Publication info: Ottawa, J. de L. Taché, 1920
    Holding Institution: Canadiana.org
  8. By: Criddle, Norman, - Canada. Division of Entomology.
    Publication info: Ottawa, Impr. du gouvernement, 1915
    Holding Institution: Canadiana.org
  9. By: Criddle, Norman, - Canada. Department of Agriculture. Seed Branch.
    Publication info: Ottawa, Dept. of Agriculture, 1912
    Holding Institution: Canadiana.org
  1. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 20
    Issue: 9
    Date: 1906-12
    Page Range: 189--189
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  2. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 32
    Issue: 7
    Date: 1919-01
    Page Range: 135--135
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  3. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 40
    Issue: 6
    Date: 1926-09
    Page Range: 135--136
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  4. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 37
    Issue: 2
    Date: 1923-02
    Page Range: 25--26
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  5. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 31
    Issue: 12
    Date: 1918-03
    Page Range: 151--152
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  6. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 34
    Issue: 8
    Date: 1920-11
    Page Range: 151--153
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  7. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 33
    Issue: 5
    Date: 1919-11
    Page Range: 90--92
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  8. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 35
    Issue: 7
    Date: 1921-10
    Page Range: 133--135
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  9. By: Criddle, Norman, - Criddle, Stuart
    Type: Article
    In: The Ottawa naturalist
    Volume: 27
    Issue: 5-6
    Date: 1913-08
    Page Range: 64--69
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  10. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 41
    Issue: 3
    Date: 1927-03
    Page Range: 48--55
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  11. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 34
    Issue: 9
    Date: 1920-12
    Page Range: 174--176
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  12. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 24
    Issue: 8
    Date: 1910-11
    Page Range: 143--145
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  13. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 46
    Issue: 8
    Date: 1932-11
    Page Range: 193--194
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  14. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 46
    Issue: 9
    Date: 1932-12
    Page Range: 195--199
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  15. By: Criddle, Norman, - Criddle, E. - Criddle, Stuart
    Type: Article
    In: The Canadian field-naturalist
    Volume: 37
    Issue: 3
    Date: 1923-03
    Page Range: 41--45
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  16. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 24
    Issue: 9
    Date: 1910-12
    Page Range: 166--166
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  17. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 23
    Issue: 11
    Date: 1910-02
    Page Range: 197--204
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  18. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 19
    Issue: 11
    Date: 1906-02
    Page Range: 203--204
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  19. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 20
    Issue: 5
    Date: 1906-08
    Page Range: 112--112
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  20. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 41
    Issue: 2
    Date: 1927-02
    Page Range: 40--44
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  21. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 32
    Issue: 6
    Date: 1918-12
    Page Range: 117--118
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  22. By: Criddle, Stuart - Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 30
    Issue: 11
    Date: 1917-02
    Page Range: 144--148
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  23. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 23
    Issue: 2
    Date: 1909-05
    Page Range: 23--25
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  24. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 21
    Issue: 2
    Date: 1907-05
    Page Range: 27--31
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  25. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 25
    Issue: 7-8
    Date: 1911-10
    Page Range: 122--123
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  26. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 44
    Issue: 7
    Date: 1930-10
    Page Range: 169--170
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  27. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 45
    Issue: 4
    Date: 1931-04
    Page Range: 90--90
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  28. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 43
    Issue: 8
    Date: 1929-11
    Page Range: 190--190
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  29. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 43
    Issue: 8
    Date: 1929-11
    Page Range: 176--181
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  30. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 24
    Issue: 9
    Date: 1910-12
    Page Range: 164--166
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  31. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 18
    Issue: 4
    Date: 1904-07
    Page Range: 85--86
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  32. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 25
    Issue: 5
    Date: 1911-08
    Page Range: 73--77
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  33. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 21
    Issue: 3
    Date: 1907-06
    Page Range: 51--52
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  34. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 26
    Issue: 10
    Date: 1913-01
    Page Range: 126--127
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  35. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 41
    Issue: 6
    Date: 1927-09
    Page Range: 137--138
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  36. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 28
    Issue: 10
    Date: 1915-01
    Page Range: 138--139
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  37. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 34
    Issue: 1
    Date: 1920-01
    Page Range: 14--16
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  38. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 38
    Issue: 7
    Date: 1924-09
    Page Range: 121--123
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  39. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 25
    Issue: 10
    Date: 1912-01
    Page Range: 147--151
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  40. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 26
    Issue: 5-6
    Date: 1912-08
    Page Range: 61--65
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  41. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 25
    Issue: 9
    Date: 1911-12
    Page Range: 125--128
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  42. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 31
    Issue: 7
    Date: 1917-10
    Page Range: 74--76
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  43. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 21
    Issue: 8
    Date: 1907-11
    Page Range: 162--163
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  44. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 23
    Issue: 7
    Date: 1909-10
    Page Range: 127--128
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  45. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 22
    Issue: 8
    Date: 1909-11
    Page Range: 153--156
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  46. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 29
    Issue: 8
    Date: 1915-11
    Page Range: 94--97
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  47. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 31
    Issue: 9
    Date: 1917-12
    Page Range: 104--107
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  48. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 44
    Issue: 4
    Date: 1930-04
    Page Range: 77--80
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  49. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 37
    Issue: 3
    Date: 1923-03
    Page Range: 52--53
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  50. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 41
    Issue: 8
    Date: 1927-11
    Page Range: 179--183
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  51. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 27
    Issue: 8
    Date: 1913-11
    Page Range: 100--100
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  52. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 28
    Issue: 9
    Date: 1914-12
    Page Range: 119--124
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  53. By: Criddle, Norman, - Criddle, Stuart
    Type: Article
    In: The Canadian field-naturalist
    Volume: 39
    Issue: 6
    Date: 1925-09
    Page Range: 142--148
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  54. By: Criddle, Norman,
    Type: Article
    In: The Ottawa naturalist
    Volume: 25
    Issue: 7-8
    Date: 1911-10
    Page Range: 122--122
    Publication Info: Ottawa, Ottawa Field-Naturalists' Club,
  55. By: Criddle, Norman,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 33
    Issue: 2
    Date: 1919-05
    Page Range: 41--42
    Publication Info: Ottawa Ottawa Field-Naturalists' Club