Lot of 22 books by Author Zane Grey.  Published by Walter Black in the 1940's/50's.  Books are Ex-library with typical library markings, stamps and stickers.  White and red cloth hardback covers are worn and rubbed.  Interiors are clean.  Titles:

Wildfire
Western Union
The Hash Knife Outfit
The Vanishing American
Black Mesa
The Heritage of the Desert
Captives of the Desert
Shadow on the Trail
The Call of the Canyon
Raiders of Spanish Parks
To the Last Man
Wild Horse Mesa
Horse Heaven Hill
Riders of the Purple Sage
Majesty's Rancho
The Thundering Herd
The Dude Ranch
Robbers' Roost
30,000 on the Hoof
Twin Sombreros
The Rainbow Trail
Nevada
Wanderer of the Wasteland
The U.P Trail - this book is differently bound than the others, this one is illustrated orange cloth