Challenge of the Yukon
41/11/12 198 The Wolf Pack
42/04/24 221 The Will
42/05/08 223 The Dawson Fire
43/05/29 278 Ace of Spades
43/07/10 284 Assayed for Death
43/07/17 285 Meeting the Terms of a Contract
43/07/24 286 Till a Man's Proved Dead
43/07/31 287 A Swindler Swindled
43/08/14 289 A Footprint in Leather
43/08/21 290 Caught by a Button
43/09/11 293 A Swill O' Gunpowder
43/09/18 294 King's Ransom
43/09/25 295 Murder on Train Time
43/10/02 296 A Previewed Confession
43/10/09 297 Attempted Manslaughter
43/10/16 298 Lantern Rock
43/10/23 299 The Ring on His Finger
43/10/30 300 The Tell-Tale Bullet 
43/11/06 301 A Date to Remember
43/11/13 302 Belated Revenge
43/11/20 303 Return to the Crime
43/11/27 304 King Spots Murder
43/12/04 305 Self Defense or Murder
43/12/11 306 By Hook or by Crook
43/12/18 307 The Eleventh Hour
43/12/25 308 Murder in ABC's
43/12/27 Bob Hite Announces (Audition)
44/01/01 309 No Escape for a Murderer
44/01/06 310 Revenge in the Yukon
44/01/13 311 Forgery and Murder
44/01/20 312 Macbeth's Bloody Knife
44/01/27 313 Wolf Pack
44/02/03 314 Cabin on the Trail
44/02/10 315 Lady Luck Claim 
44/02/17 316 As a Man Thinketh
44/02/24 317 The Hannagan Brothers
44/03/02 318 The Great Dog King
44/03/09 319 The Vallera Diamond
44/03/23 321 King Meets Soapy Smith
44/03/30 322 A Pack of Bacon
44/04/06 323 Edward Carson
44/04/13 324 The Plaid Coat
44/04/20 325 Belle Brady's Gesture
44/04/27 326 Preston's Right Hand Man
44/05/04 327 A Woman Scorned
44/05/11 328 Outlaw Dog
44/05/18 329 The Outlaw's Nemesis
44/05/25 330 The Idol
44/06/01 331 A Joke Led to the Gallows
44/06/08 332 Reverend Jim
44/06/15 333 The Man from Missouri
44/06/22 334 Design for Murder aka Killing Sullivan
44/06/29 335 The Duke Bows to a King
44/07/13 337 The Lady's Locket
44/07/20 338 Lucky Walters
44/07/27 339 Of Dogs and Horses
44/08/03 340 Maintiens Le Droit
44/08/10 341 The Plan That Failed
44/08/17 342 King Breaks the Wheel of Fortune
44/08/24 343 A Rendezvous
44/08/31 344 Smokey
44/09/07 345 A Frame-Up That Failed
44/09/14 346 Death and the Flickering Eye
44/09/21 347 A Masquerade
44/09/28 348 Eyes for the Blind
44/10/12 350 King Saves the Day
44/10/19 351 Suzanne Verrill
44/10/26 352 Case History of a Mountie
44/11/02 353 Seahorse City's Editor
44/11/09 354 King Found the Clue
44/11/16 355 Florabelle's Adventure
44/11/23 356 Paula Buchanan
44/11/30 357 King Meets a Grizzly
44/12/07 358 Trial by Fire
44/12/14 359 One Went to the Gallows
44/12/21 360 How Connelly Paid the Law
44/12/28 361 Preston's Dilemma
45/01/04 362 Trap for a Mountie
45/01/13 363 Manhunt
45/01/18 364 Murder on the Trail
45/01/25 365 The Fugitives
45/01/30 366 King Led the Way
45/02/06 367 An Unlucky Gambler
45/02/13 368 Guilty by Proxy
45/03/06 371 Trail Scent
45/03/13 372 The Dog-Head Nugget
45/03/20 373 Silver Point Renegades
45/03/27 374 Landslide
45/04/03 375 Blizzard in the Yukon
45/04/10 376 Back Door of the Mountain
45/04/24 377 Her Weight in Gold
45/05/01 378 Spawn of the North
45/05/08 379 The Dog Team Race
45/05/15 380 God of the Mountain
45/05/22 381 A Boy and a Dog
45/05/29 382 Ambush
45/06/05 383 Trap Robber
45/06/12 384 Medicine Man
45/06/19 385 Thunder
45/06/26 386 Recovered Claim
45/07/03 387 Old Tom
45/07/10 388 The Brass Button
45/07/17 389 Escape
45/07/24 390 Skipper
45/07/31 391 The Chase
45/08/07 392 The Map
45/08/14 393 Arctic Chase
45/08/21 394 Maw Baker's Pies
45/08/28 395 Magnamimous Ghost
45/09/04 396 Bear Trap
45/09/11 397 Alibi
45/09/18 398 Big Bill
45/09/25 399 The Red Mitten
45/10/02 400 Chechako
45/10/09 401 The Black Bear
45/10/16 402 Scorpion Sam's Gold
45/10/23 403 Dynamite Provides
45/10/30 404 The Trail
45/11/06 405 The Last Laugh
45/11/13 406 The Irish Wolf Hound
45/11/20 407 Father Donovan
45/11/27 408 Long Fall Canyon
45/12/04 409 The Bonanza Belle
45/12/11 410 The Dachshund
45/12/18 411 Christmas Present
45/12/29 412 New Year's Eve
46/01/05 413 The Grave Robbers
46/01/10 414 The Mail Team
46/01/17 415 Preston Takes Over
46/01/24 416 Jane Gets Her Man
46/01/31 417 The Blind Man
46/02/14 418 The Cure
46/02/21 419 Mabel
46/02/28 420 The Shamaness
46/03/07 421 Mad Wolf
46/03/14 422 The Bully
46/03/21 423 Hold Up
46/03/28 424 The Rivals
46/04/04 425 The Return of Pete Hunt
46/04/11 426 Ned's Wife
46/04/18 427 Rex
46/04/25 428 Torn Parka
46/05/02 429 Balmy Bill
46/05/09 430 Eskimo Justice
46/05/23 432 Chap
46/05/30 433 The Mitten
46/06/06 434 Annie Jones
46/06/13 435 The Great Dane
46/06/20 436 How Preston Got King
46/06/27 437 The Sharp Shooter
46/07/04 438 The Pup That Ate Too Much
46/07/11 439 Flash
46/08/01 442 The Silver Fox
46/08/15 444 The Mute Speaks
46/08/22 445 Grizzly Martin
46/08/29 446 Preston Goes to Jail
46/09/12 448 The Epidemic
46/09/19 449 Preston Sells King
46/09/26 450 Blind Man's Claim
46/10/03 451 The Wooden Case
46/11/07 456 Trap in the Mountains
46/11/14 457 The Choice
46/11/21 458 The Cat Collar
46/11/28 459 Thanksgiving in the Wilderness
46/12/05 460 The Watch Dog
46/12/12 461 The Dog Fight
46/12/19 462 Christmas Present
46/12/26 463 The Man Who Limped
47/01/02 464 The False Beard
47/01/09 465 Zeb
47/01/16 466 The Black Dog
47/01/23 467 A Question of Ethics
47/01/30 468 The Gold Fang
47/02/04 469 Pet Bear
47/02/11 470 The Substitution
47/02/20 471 The Red Parka
47/02/27 472 The Hermit of Nugget Hill
47/03/06 473 The Coffin
47/03/12 474 Sunshine Stones
47/03/19 475 The Birthday Present
47/03/26 476 The Big Stone House
47/04/02 477 The Dancing Bear
47/04/09 478 The Story of Big John
47/04/16 479 The Torn Sleeve
47/04/23 480 The Mad Trapper
47/04/30 481 The Red Setter
47/05/14 482 The Usurpers
47/05/28 484 Lost Mitten
47/06/12 485 The Wolf Cub
47/06/19 486 Grizzly
47/06/26 487 Pet Bear
47/07/03 488 The Puppy
47/07/12 489 Sam's Gold
47/07/19 490 The Man in the Fur Cap
47/07/26 491 A Dog Named Mabel
47/08/02 492 Messenger of Mercy
47/08/09 493 Derelict Dog
47/08/23 494 The Revenge of Steve Carlton
47/08/30 495 Clue to a Killer
47/09/06 496 The Stolen Pups
47/09/11 497 The Northern Pursuit
47/09/18 498 The Fraud
47/09/25 499 Reprisal
47/10/02 500 The Proof
47/10/09 501 The Malamute Pup
47/10/16 502 The Last Cabin
47/10/23 503 Rex
47/11/01 504 Sam's Wife
47/11/08 505 King's Escape
47/11/15 506 The Limping Dog
47/11/22 507 King Gets His Man aka The Piano
47/11/29 508 Tara
47/12/06 509 The Marked Cards
47/12/13 510 White Man's Law
47/12/27 511 The Shepherd Dog
48/01/03 512 The Silent One
48/01/10 513 Tago, the Half Breed
48/01/17 514 The Bridge
48/01/24 515 The Loyalty of Chief
48/01/31 516 The Pamphlet
48/02/07 517 The Red Herring
48/02/14 518 The Klondike Palace
48/02/21 519 Aunt Em
48/02/28 520 Silvertip
48/03/06 521 The Debt
48/03/13 522 Witness for the Crown
48/03/20 523 King Comes Home
48/03/27 524 The Wire Haired Terrier
48/04/24 527 Rusty
48/06/26 535 Breakup
48/09/06 545 Shots in the Dark
48/09/08 546 Winner by Proxy
48/09/13 548 The Fraud
48/09/15 549 Trader Muldoon
48/09/17 550 The Showdown
48/09/20 551 Lost Indian Mine
48/09/22 552 Icebound
48/09/24 553 Old Ben's Gold
48/09/27 554 Pot Luck Killers
48/09/29 555 Ghost Town
48/10/01 556 Find the Body
48/10/04 557 The Extra Uniform
48/10/25 566 Samaritan of the Trail
48/10/27 567 Preston Turns the Tables
48/10/29 568 The Phantom Gang
48/11/01 569 The Call of Duty
48/11/03 570 The Man with the Red Hair
48/11/05 571 Death on the Trail
48/11/08 572 The Wilderness Uprising
48/11/10 573 Ben Yancy's Legacy
48/11/12 574 Shadow
48/11/15 575 The Second Chance
48/11/17 576 Manhunt
48/11/19 577 The St Bernard Dog
48/11/22 578 Mutiny on the Penguin
48/11/24 579 Old Moby's Cairn
48/11/26 580 Lost River Roundup
48/11/29 581 Strike at Pelican Creek
48/12/01 582 The Black Husky
48/12/03 583 The Sergeant's Right
48/12/06 584 Timber
48/12/08 585 The Dawson Fire
48/12/10 586 The Trap in Cabin Four
48/12/13 587 Escape to the North
48/12/15 588 Marlow's Gang
48/12/17 589 Faith in a Mountie
48/12/20 590 The Emerald in the Nugget
48/12/22 591 The Man with the Red Coat
48/12/27 592 Injun Devil
48/12/29 593 Arrowhead Frame-Up
48/12/31 594 Case of Frank Weaver
49/01/03 595 King Takes Over
49/01/07 597 Jim Beldens Secret
49/01/10 598 King Proves His Worth
49/01/14 600 Lem Baileys Pet Bear
49/01/17 601 White Water
49/01/19 602 Jimmy's Birthday Cake
49/01/21 603 Skagway Patrol
49/01/24 604 Mystery in the Cave
49/01/26 605 The Moose River Murder
49/01/28 606 Lost River Ambush
49/01/31 607 The Mongrel
49/02/02 608 On One Condition
49/02/07 610 Rogue's Progress
49/02/09 611 Sergeant Preston Faces Death
49/02/11 612 Ambush
49/02/14 613 The Coward
49/02/16 614 Double Cross Creek
49/02/18 615 The Dog with the Gold Tooth
49/02/21 616 The Magic Light
49/02/23 617 Signal in Green
49/02/25 618 Danger Signal
49/02/28 619 River Pirates
49/03/02 620 Ambush at Forty Mile
49/03/04 621 The Music Hall Murder
49/03/07 622 Trail Mates
49/03/09 623 Bulldog Charm
49/03/11 624 The Meal the Convicted
49/03/14 625 The White Huskie
49/03/16 626 The Kondike Queen
49/03/18 627 The Caribou Case
49/03/21 628 The Black and White Pup
49/03/23 629 The Devil Dog
49/03/25 630 Letters to a Killer
49/03/28 631 Conover's Crime
49/03/30 632 Crumpled Handbill
49/04/01 633 The Killer
49/04/04 634 The Remittance Man
49/04/06 635 Dead Man's Man
49/04/08 636 The Knife Throwers
49/04/11 637 The Lucky Shirt
49/04/13 638 The Trail of the Werewolf
49/04/15 639 Trouble at Forty-Mile
49/04/18 640 The Luck of the Newtons
49/04/20 641 The Empty Coffin
49/04/22 642 The Doomed Witness
49/04/25 643 The Bear Trap
49/04/27 644 The Perfect Crime
49/04/29 645 Fire in the Sky
49/05/02 646 Escape to the North
49/05/04 647 The Sparrow
49/05/06 648 The Case of the Hard-Hearted Hermit
49/05/09 649 Race to Twenty Mile
49/05/11 650 The Million Dollar Deadline
49/05/13 651 The Skagway-Mail
49/05/16 652 The Counter Plan
49/05/20 654 Adventure in Selkirk
49/05/23 655 The Duel
49/05/25 656 Death and the Lucky Seven
49/05/27 657 The Skull in the Stone
49/05/30 658 The Case of the Turncoat Mountie
49/06/01 659 The Case of the Frightened Child
49/06/03 660 The Case of the Canyon Holdup
49/09/26 697 Ambush Near Selkirk
49/10/28 697 The Last Will
49/11/07 701 Trapped
49/12/23 721 The Sergeant's Present
50/01/11 729 Red Devil
50/01/27 736 The Ghost Raider
50/01/30 737 Casper Mott's Adventure
50/02/01 738 Circumstantial Evidence
50/02/03 739 Blind Man's Buff
50/02/06 740 Jailbreak
50/02/08 741 The Runaway Heir
50/02/10 742 Flaming Valley
50/02/17 745 Alias Al Gibson
50/02/24 748 Uncle Joe's Luck
50/09/11 805 The Gold Behind the Waterfall
50/09/13 806 The Polar Quest
50/09/15 807 Left to Die
50/09/18 808 The Sack of Sand
50/09/20 809 The Malemute Express
50/09/22 810 The Torn Map
50/09/25 811 Diagram of Danger
50/10/02 814 The Malacca Cane
50/10/04 815 The Vagabond
50/10/09 817 The Blue Paper
50/10/13 819 A Dog Called Sparky
50/10/16 820 Fugitive from Bald Rock
50/10/18 821 The Masked Gunman
50/10/25 824 Dead Man's Whistle
50/10/27 825 A Call to Action
50/10/30 826 Undercover
50/11/01 827 Contention
50/11/03 828 Whistling in the Dark
50/11/06 829 Friend in Need
50/11/08 830 The Ghost Riders
50/11/13 832 The Clue of the Silver Pup
50/11/15 833 Passport to Death
50/11/17 834 The Telltale Knife
50/11/20 835 The Wrong Map
50/11/24 837 Death Waits on the River
50/11/27 838 The Man in the Canyon
50/12/01 840 Spider Burke's Daughter
50/12/04 841 Wild Dog
50/12/06 842 The Indian Sign
50/12/08 843 The Notorious Hawk Cooper
51/01/20 844 Danger at Devil's Gorge
51/05/06 874 Fur Thieves
51/06/10 884 Number One Challenger
51/07/01 890 The Stuffed Shirt
51/07/08 892 Murder at the Flood
51/07/12 894 A Boy Called Jack
51/07/15 895 Thieve's Congress
51/07/19 897 Tom Barry's Return
51/07/22 898 The Trail's End
51/07/26 900 The Innocent Fugitives
51/08/02 903 And Far Away
51/08/05 904 The Widow's Son
51/08/09 906 The Man Who Feared Dogs
51/08/12 907 Ambush in Bellary Flats
51/08/16 909 Against Time
51/08/19 910 The Red Parka
51/08/23 912 The Scent of Death
51/08/26 913 Bullets for Preston
51/08/30 915 Red Coated Crook
51/09/02 916 Boy Alone
51/09/06 918 Junior Partner
51/09/09 919 Dividend on Murder
51/09/13 921 The Landlady
51/09/16 922 The Killer Cree
51/09/20 924 Chance Meeting
51/09/23 925 Trapper's Gold
51/09/27 927 Uncle Ben
51/10/04 930 Open and Shut
51/10/07 931 Fire in the Forest
51/10/09 932 Man in Hiding
51/10/11 933 Double Identity
51/10/30 941 Reward for Shiloh
51/11/01 942 Trail to Trouble
51/11/13 947 Sneak Gun
52/09/07 1030 Murder on the Mountain
53/02/19 1076 The Queen's Parlor
53/03/05 1080 SOS from Panamint
53/04/02 1088 How Preston Found King
53/04/07 1089 The Case That Made Preston
53/10/29 1118 The Death Dart
53/11/03 1119 The Rag Doll
55/01/06 1216 Outlaw in Uniform