CrossWord Puzzle for Canucks

This is my first complete 15 x 15 crossword puzzle. I'm enjoying the process of creating them after having solved them for a couple decades.

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ACROSS

DOWN

1. Scot family 5. Infants 10. Right away 14. 40 phons 15. Title character in The Hobbit 16. Chaney and Chaney Jr. 17. Choir voice 18. To sing a la Tony Bennett 19. Sword 20. Harsh 22. Facing opposite of WbS 23. Indian leader 24. ___ Haw 26. Locality 28. Similarity suffix 29. North Africans 33. Smoke 34. Farm sound 35. Horn noise 36. Kind of blue 38. Meli ___ 40. Soviet leader Stalin 42. French river 44. Contagious 47. Actress Fisher 49. Born 51. ___ & Otis 52. Database language 54. Wedding vow 56. In reality 58. OS X or Windows 59. Fruit 61. Golden or black 62. What a clock does 64. A little lie 66. Noble gas 70. Jean Charest & Pauline Marois 71. Really Upset 73. Steak Sauce 74. A law in Honduras 75. City in Japan 76. NBA star "___ the Great"Thurmond 77. PM Chretien 78. Actress Sevigny 79. Fit a horse with shoes

1. Russian Emperor 2. Kinks Song 3. Queens of the colony 4. Rookies 5. Television and radio across the pond 6. River in Geneva 7. Puts spots of paint 8. Relating to African American language 9. Jr. to sr. 10. Sheltered side 11. Juvenile 12. Composer Felice 13. Sham 21. Positive vote 23. Israeli desert 25. Sub-Lt. 27. Hockey player Horton 29. Followed JFK 30. '69 Peace Prize winner 31. Southern Region of Italy 32. Fast forerunner of reggae 37. Yang's counterpart 39. Legumes 41. Cooks pancakes 43. Homer's neighbour 45. CTRL's neighbour 46. Toilet 48. Citrus Juice 50. Electric or moray 52. RCMP rank 53. Fifteen to Eduardo 55. Uncultured 57. Scanned doc 60. Foe 63. Historical village on Skeena and Bulkley Rivers 65. South African Steve 67. Shem and Ham's dad 68. Following the scent 69. Lack 71. Singer Tone ___ 72. Korean conglomerate ___woo (part.)