Patrick E Andrews Books

Texican Blood Fight

By Patrick E Andrews, P. E. Andrews

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Whiskey River

By Patrick E Andrews, Patrick Andrews

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With Whiskey River, Andrews offers his fourth exciting adventure of the U.S. Dragoons--the first Cavalry soldiers in the West. Captain Darcy Hays is looking forward to a peaceful retirement . . . u...

Sabers West

By Patrick E Andrews, P. E. Andrews

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With roaring guns and flashing steel they tamed a savage frontier!

Death On The Texas Range

By Patrick E Andrews, P. E. Andrews

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Ordered to clean up corrupt Denton County, Texas Ranger Captain Charlie Delano teams up with Guy Tyrone and Gideon Magee in an attempt to put Ace Erickson and his band of outlaws behind bars. Origi...

Blood Of Apache Mesa

By Patrick E Andrews, P. E. Andrews

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Gunsmoke At Powder River

By Patrick E Andrews, P. E. Andrews

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Oklahoma Showdown

By Patrick E Andrews, P. E. Andrews, Patrick Andrews

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Comanchero Blood

By Patrick E Andrews, P. E. Andrews

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1854 Kansas Territory, short on rations but long on courage, Lt. Gavin MacRoss and his U.S. Dragoons must escort a wagon train of Russian settlers from Fort Leavenworth to their new home deep in th...

Lighthorse Creek

By Patrick, Patrick E Andrews, ANDREWS, P. E. Andrews

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Apache Gold

By Patrick E Andrews, Mark K. Roberts, Patrick Andrews, Dr Amanda Roberts

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Sgt. Terry O'Callan's cavalry squad faces a force of Indian warriors led by Halcon, an Apache chief determined to drive away the hordes of white prospectors searching for gold

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.