[en] Heart of the Frontier Covenant Communications, Inc.
[en] Love on the Frontier Callie Hutton
[en] [Gutenberg 26137] • Starlight Ranch, and Other Stories of Army Life on the Frontier Kessinger Publishing
[en] [Gutenberg 12419] • Frontier Stories Pearl Necklace Books
[en] Frontier Regulars · the United States Army and the Indian, 1866-1891 Bison Books
[en] [Gutenberg 2574] • On the Frontier Aegypan
[en] Caleb's Rain Lily Bride (Texas Frontier Brides Book 1) Mary L. Briggs
[fr] [Western Série Noire 02] • Frontiere Interdite Gallimard
[en] Ethan's Wild Rose Bride (Texas Frontier Brides Book 2) Mary L. Briggs
[en] Caleb's Rain Lily Bride (Texas Frontier Brides Book 1) Smashwords Edition
[en] [The Amish of Apple Grove 01] • The Heart's Frontier Harvest House Publishers
[en] Frontier · 150 years of the West Bantam Books
[en] [Gutenberg 26234] • Far Past the Frontier IndyPublish.com
[en] [Wilderness Brides 01] • Their Frontier Family Love Inspired
[en] Frontier Feud Warner Books (NY)
[en] Undaunted Courage · The Pioneering First Mission to Explore America's Wild Frontier Simon & Schuster