The Pony Express was the "Air Mail" of '49. Don Stanton on one of his trips to Good Man's Gulch becomes involved in a fight to the grave between a man known as Swift Death and the outlaw band of the Black Captain's. Two beautiful girls are also involved in the fight and the thrilling events that follow will hold you spellbound. Here is a story that you can not afford to miss.

This series brings to you the Great West of Yesterday—San Francisco in '49—Custer City—The Dakotas—Texas—graphic stories of the most fascinating period in the history of the United States. Here is the Fighting West—The Romantic West—in an irresistible style! There are sixteen titles now available and to read one is to want them all. The Sixteen titles are:

No.1Three Fingered Jack By Montana Charley
No.2Pirates of the Prairies By Texas Pat
No.3Death League of the Desert By Montana Charley
No.4White Falcon, The Renegade By Texas Pat
No.5Trail of Gold By Montana Charley
No.6The Black Hills Riders By Texas Pat
No.7The Red Hawk's Nest By Montana Charley
No.8In the Valley of Shadows By Dakota Dan
No.9Kid (Forest) Kelley By Texas Pat
No.10The White Rider By Montana Charley
No.11King Congo—From Texas By Montana Charley
No.12Trappers from Red River By Texas Pat
No.13Vigilantes of '49 By Texas Pat
No.14The Ghost of Death Canyon By Montana Charley
No.15The Pony Express Rider By Texas Pat
No.16The Silent Riflemen By Montana Charley

For sales at all Newsdealers and Booksellers or sent postage paid by the publisher upon receipt of 20 cents per copy. Postage stamps accepted.

THE ARTHUR WESTBROOK COMPANY

Cleveland, Ohio, U. S. A.

[Great American Detective Series]

This series contains the finest collection of enthralling and fascinating detective and mystery stories ever offered in this country in inexpensive form. It includes Robert Louis Stevenson's "Dynamiter," the most absorbing tales of Sir Arthur Conan Doyle, the best of Fergus Hume's writings and thrilling stories of Parisian life, by F. du Boisgobey. Other books, equally fascinating, comprise this remarkable series.

1—Sherlock Holmes A. Conan Doyle
3—Beyond the City A. Conan Doyle
4—A Case of Identity A. Conan Doyle
5—A Scandal in Bohemia A. Conan Doyle
6—The Red Headed League A. Conan Doyle
7—The Sign of the Four A. Conan Doyle
9—The Surgeon of Gaster Fell A. Conan Doyle
10—Mill Street Mystery Adeline Sargeant
11—The Bag of Diamonds G. Manville Fenn
12—The Dynamiter Robert Louis Stevenson
13—The Temple of Death F. Du Boisgobey
14—The Coral Pin F. Du Boisgobey
16—The Red Lottery Ticket F. Du Boisgobey
18—The Parisian Detective F. Du Boisgobey
19—Joe Phoenix, The Police Spy Albert W. Aiken
20—Joe Phoenix, Private Detective Albert W. Aiken
21—The Wolves of New York Albert W. Aiken
22—Chin Chin, Chinese Detective Albert W. Aiken
23—Mark Magic, The Detective Anthony P. Morris
24—Electro Pete, Man of Fire Anthony P. Morris
25—The Cipher Detective Anthony P. Morris
26—The Head Hunter Anthony P. Morris
27—The Pinkerton Ferret Charles Morris
28—Cop Colt, The Quaker Detective Charles Morris
29—Sarah Brown, Detective K. F. Hill
30—Fritz to the Front Edward L. Wheeler
32—The Heart of Oak Detective Edward L. Wheeler
33—The Nine of Hearts B. L. Farjeon
34—The Man Hunter Dick Donovan
35—The Never Fail Detective Captain Howard Holmes
36—The Mystery of a Hansom Cab Fergus Hume
37—The Mystery of St. James Park J. B. Burton
38—The Abbey Murder Joseph Patton
39—The Man Who Vanished Fergus Hume
40—The Piccadilly Puzzle Fergus Hume