Charles Spain Verral Books

Popeye climbs a mountain

By Charles Spain Verral

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Popeye and Olive's climb up Mount Big Nose almost ends in disaster.

Babe Ruth, Sultan of Swat

By Charles Spain Verral

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A biography of Babe Ruth who won fame as the greatest slugger in baseball history.

Casey Stengel, baseball's great manager

By Charles Spain Verral

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A biography of the personal and professional life of Charles Dillon Stengel following his career through minor and major league play and his forty years as a team manager.

Popeye Climbs a Mountain

By Charles Spain Verral

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Wb popeye goes fishin Warner Brothers

By Ronald L. McDonald, Charles Spain Verral, Brenda Jackson

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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.