Notes:
1   Cover: Lou Feck or Jim Aviati
2   Original Title: Home of the Damned
3   Two stories reprinted together in one volume
4   Cover: MASKED DETECTIVE, Fall 1940
5   Cover: SECRET AGENT X, October 1934
6   Cover: THE AVENGER
7   Cover: OPERATOR 5, October 1935
8   Cover: Pete Rice
9   Cover: Spider/ Dr. Yen Sin
10   Original Title: Red Sun of Danger
11   Original Title: The Triumph of Captain Future
12   Original Title: Days of Creation
13   Cover: CAPTAIN FUTURE, Winter 1940
14   The very first two Captain Future chapters ever written by Edmond Hamilton intended for the first Captain Future novel. These were later rewritten to become the first two chapters of Captain Future and the Space Emperor.
15   Dan Jordan is a character created by Martin Willoughby and illustrated by Konrad Steel. Willoughby wrote under an assumed name for several pulp magazines. Willoughby planned to publish Dan Jordan in a new pulp as competition for Bill Barnes Air Trails. The planned magazine never got off the ground and material created for it has remained in limbo until today.
16   Cover: The Spider
17   Cover: THE SHADOW, August 1936
18   Two other pulp reprint covers also available
19   Original Title: Repel
20   Cover: Reprint of South Pole Terror #76
21   Cover: Close-up Reprint of Red Snow #38
22   Original Title: Ost
23   Original Title: Violent Night
24   Previously unpublished Doc Savage story written April 1948 by Lester Dent
25   Original Title: According to Plan of a One-Eyed Mystic
26   Cover: Close-up reprint from The Men Who Smiled No More (Bantam reprint #45)
27   Cover: Reprint of Phantom City (Bantam reprint #10) (Doc figure only)
28   Cover: Reprint of Doc Savage; His Apocalyptic Life (Close-up on Doc figure only)
29   Cover: Reprint of The Green Death (Bantam reprint #65) (Doc figure only)
30   Original Title: The Invisible-Box Monsters
31   Short stories from the back of DOCTOR DEATH magazine
32   Cover features Doctor Death 
33   Cover: WEIRD TALES, August 1935
34   Cover: Kioga
35   Short stories from the back of Dusty Ayers and his Battle Birds: 

  The C.O.'s Coffin [07/34]

  The Smoke-Screen Ace [07/34]

  The Invisible Raider [09/34]

  The Silver Caterpillar [08/34]

  The Floating Phantom [08/34]]

  The Tin-Fish Ace [07/35, 08/35]
36   Announced for Spring 1944 issue of THRILLING MYSTERY, which was never published. The story eventually appeared in THRILLING DETECTIVE with the Green Ghost changed to George Hazard.
37   Four covers in green and white:
    DOUBLE DETECTIVE - April 1940, May 1940
    DOUBLE DETECTIVE - June 1940, Aug 1940
38   Original Title: Gold for the Dead
    Jim Hatfield changed to The Range Rider with his horse Rojo.
39   Parts of the story rewritten, particularly the beginning, by A. Leslie Scott
40   Original Title: Smuggler Trail
41   Original Title: Riders of the Dead Star Trail
42   Original Title: Trail of Hunted Men
43   Original Title: Moon Valley Trail
44   Original Title: Lone Star Brand
45   Original Title: Terror Stalks the Border
46   Original Title: Lone Star Danger
47   Original Title: Lone Star Silver
48   Original Title: The Timber War
49   Original Title: The Wire War
50   Original Title: The Spoilers' Trail
51   New story by A. Leslie Scott
52   Reprint of new story by A. Leslie Scott
53   Same cover as Trouble Range, January 1971
54   Cover: Same as from book number EB51 -
    Beyond the Rio Grande
55   Original Title: Loot of the Wolf
56   Original Title: The Ghost in Golden Armor
57   Original Title: The Brass Circle
58   Original Title: The Austin Marauders
59   Original Title: Bad Medicine for Buckaroos
60   Original Title: Raiders of the Forest
61   Original Title: Outlaws of the Frontier
62   Original Title: The Crimson Flower
63   Original Title: Red Raiders of the Rio
64   Original Title: The Gun Boosters
65   Original Title: Trouble on the Trinity
66   Original Title: Red River Rule
67   Original Title: Keep Off This Range
68   Original Title: Guns of the Yellow Hills
69   Original Title: Law on the Winter Range
70   Original Title: Rodeo Raiders
71   Original Title: Emperor of the Pecos
72   Original Title: Rustler Range
73   Original Title: Wild Horses
74   Original Title: The Black Hat Murders
75   Original Title: The Devil's Mill
76   Original Title: Land of Hidden Loot
77   Original Title: The Nestors' Feud
    Cover: Same as White Gold of Texas, August 1967
78   Original Title: Red Harvest on the Rio
79   Original Title: Haunted Range
80   Original Title: Gun Governor
81   Original Title: Pirates on Horseback
82   Original Title: Six Gun Survey
    Same cover as book number 437, Six-Gun Gamble
83   Same cover as The Vanishing Vaqueros (09/67)
84   Original Title: The Riders of Rusk
85   Original Title: Guns of the Palo Duro
    Rewritten as a Walt Slade adventure by A. Leslie Scott. Published with Mavericks of the Plains by Bliss Lomax
86   Original Title: The King of Badwater
    Rewritten by Peter Germano (original story author)
87   Original Title: Land of the Lost
    Rewritten by Peter Germano (original story author) 
88   Reprint of Starlight Range (1959)
89   Original Title: Raiders of the Escalante
90   Original Title: Guns Across the River
    Rewritten by Peter Germano (original story author); 
    Published with Johnny Sixgun by John Latham; 
    Jim Hatfield changed to Matt Vickers
91   Original Title: The Iron Fist
    Rewritten by Peter Germano (original story author); Published with Shadow of a Gunman by Gordon Shirreffs
92   Original Title: The Iron Fist
    Rewritten by Peter Germano (original story author)
93   Original Title: Town of No Return
    Rewritten by Peter Germano (original story author); Published with A Man Named Raglan by John Callahan; Jim Hatfield changed to Matt Vickers
94   Original Title: Town of No Return
    Rewritten by Peter Germano (original story author); Jim Hatfield changed to Matt Vickers
95   Unpublished Jim Hatfield manuscript by Peter Germano. Jim Hatfield is changed to Colby Jackson; Published with Room to Swing a Loop by Stephen Payne
96   Unpublished Jim Hatfield manuscript by Peter Germano. Published with Killers' Corral by Merle Constiner
97   Reprint of Ace titles published in 1967 and 1968 in one volume.
98   Unpublished Jim Hatfield manuscript by Peter Germano
99   Original Title: Gunman's Legion
    Rewritten by Lin Searles (original story author); Published with Lost Loot of Kittycat Ranch by Tom West. Jim Hatfield changed to Clint Hardeman
100   Original Title: Gunman's Legion
    Rewritten by Lin Searles (original story author); 
    Jim Hatfield changed to Clint Hardeman
101   Unpublished Jim Hatfield manuscript by Roe Richmond. Jim Hatfield changed to Lash Lastrow
102   Original Title: Panhandle Slaughter
    Rewritten by Roe Richmond (original story author); Jim Hatfield not quite turned into Lash Lashtrow
103   Original Title: Scourge of the Santiagos
    Rewritten by Roe Richmond (original story author); Jim Hatfield changed to Lash Lashtrow
104   Rewritten by Roe Richmond (original story author); Jim Hatfield changed to Lash Lashtrow
105   Original Title: Holiday in Hades
    Rewritten by Roe Richmond (original story author); Jim Hatfield changed to Lash Lashtrow
106   Original Title: Perilous Cargo
    Rewritten by Roe Richmond (original story author); Jim Hatfield changed to Lash Lashtrow
107   Original Title: Nevada Queen
    Rewritten by Roe Richmond (original story author); Jim Hatfield changed to Lash Lashtrow
108   Jim Hatfield changed to Ranger Walt Lee
    Source of first 8 chapters is unknown.
    Remainder of story is a slight revision of Renegade Roundup.
109   Original Title: Staked Plains Slaughter
    Rewritten by Roe Richmond (original story author); Jim Hatfield changed to Lash Lashtrow
110   Original Title: Border Smoke
    Rewritten by Roe Richmond (original story author); Jim Hatfield changed to Lash Lashtrow
111   Original Title: The Lone Wolf Rides
    Story appears to be expanded to approximately 50,000 words.
112   Original Title: The Lone Wolf Rides
113   May not be a Jim Hatfield story
114   Original Title: Red Runs the Rio
115   Original Title: Lone Star Brand
116   Original Title: The Lone Star Legion
117   Original Title: Riders of Embrujada Valley
118   Original Title: Moon Valley Trail
119   Original Title: The King of Badwater
120   Original Title: Land of the Lost
121   Original Title: Gold for the Dead
122   Reprint of Pyramid #124 from 1954
123   Reprint of Pyramid #117 from 1954
124   Original Title: The Wire War
125   Original Title: The Canyon of the Lost
126   Original Title: Raiders of the Escalante
127   Original Title: Guns Across the River
128   Original Title: Pirates on Horseback
129   Original Title: Gun Governor
130   Original Title: Land of Hidden Loot
131   Original Title: Raiders of the Forest
132   Original Title: Red Harvest on the Rio
133   Published with Rio Kid story Bugles on the Big Horn
134   MAGAZINE OF HORROR: 03/69,05/69,07/69
135   WEIRD TALES: 02/32-07/32; V19N02 to V20N01
136   Cover: OPERATOR 5 May 1937
137   Editor: Robert Weinberg
138   Original Title: Horror on the Links
139   Editor: Robert Weinberg
    Interior Illustrations: Steve Fabian
    Introduction: Lin Carter
140   Editor: Robert Weinberg
    Interior Illustrations: Steve Fabian
    Introduction: Robert Lowndes
141   Editor: Robert Weinberg
    Interior Illustrations: Steve Fabian
    Introduction: Manley Wade Wellman
142   Original Title: The Curse of the House of Phipps
143   Editor: Robert Weinberg
    Interior Illustrations: Steve Fabian
144   Reprint of St. Martins Edition
145   Editor: Peter Haining
146   Reprint of Neville Spearman Anthology
147   Editor: Weinberg/Greenberg/Dziemianowicz
    Introduction: Robert Bloch
148   7 installments: April 1935 to October 1935
149   7 installments: April 1936 to October 1936
150</