William H. Armstrong Books

HRW Library: Individual Leveled Reader Sounder

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Angry and humiliated when his sharecropper father is jailed for stealing food for his family, a young black boy grows in courage and understanding by learning to read and through his relationship w...

Laura Ingalls Wilder: A Biography

By William Anderson, William H. Armstrong

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A biography of the writer whose pioneer life on the American prairie became the basis for her "Little House" books.

Laura Ingalls Wilder: A Biography

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Sour land

By William H. Armstrong

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For Anson Stone and his three motherless children, the quiet black man who enters their lives as teacher and friend fills a lonely void but also brings home a tragic reality.

Sour Land

By William H. Armstrong

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Sounder

By William H Armstrong, James Barkley

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Sounder

By William H Armstrong, James Barkley

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A young Negro boy learns the pain of humiliation and anger when his father is given an unjust jail sentence for stealing a ham from a white man. Learning to read and to discover that things do not...

Study is Hard Work

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Through Troubled Waters

By William H. Armstrong

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Sounder

By William H. Armstrong

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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.