William A. Haviland Books

Original Vermonters

By William A. Haviland, Marjory W. Power

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Canoe Indians of down East Maine

By William A. Haviland

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Introduction to the Archaeology of Tikal Guatemala

By Coe William R., William A. Haviland

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Excavations in Residential Areas of Tikal

By William A. Haviland, Marshall Joseph Becker

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"Excavations in Residential Areas of Tikal—Nonelite Groups Without Shrines is a two-volume presentation of the excavations carried out in and near small residential structures at Tikal, Guatemala,...

Excavations in Residential Areas of Tikal Nonelite Groups Without Shrines

By William A. Haviland

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Excavations in Residential Areas of Tikal

By William A. Haviland

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Excavations in Residential Areas of Tikal Nonelite Groups Without Shrines

By William A. Haviland

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Excavations in Residential Areas of Tikal Group 7F 1

By William A. Haviland

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Excavations in the West Plaza of Tikal

By William A. Haviland

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Excavations in the West Plaza of Tikal

By William A. Haviland

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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.