William R. Corliss Books

STRANGE PLANET

By William R. Corliss

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Mysterious universe

By William R. Corliss

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Our Astronomy Handbook covers much the same ground as the three preceding Astronomy Catalogs, but in more detail. For example, the quotations are much more extensive [Picture caption: Unexplained r...

Unknown Earth

By William Corliss

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Incredible Life

By William R. Corliss

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Unfathomed Mind

By William R. Corliss

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Tornados, dark days, anomalous precipitation, and related weather phenomena

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Earthquakes, tides, unidentified sounds, and related phenomena

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Rare halos, mirages, anomalous rainbows, and related electromagnetic phenomena

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The moon and the planets

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The sun and solar system debris

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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.