Charles Geer Books

Miss Pickerell to the Earthquake Rescue

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Earthquakes in a nearby county and the disappearance of three earthquake-prevention scientists bring Miss Pickerell on the run to tackle the crises.

Miss Pickerell and the Supertanker

By Ellen MacGregor

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Miss Pickerell sets out to have a restful vacation but finds herself involved in the problem of a leaky supertanker and its pollution of the sea.

Miss Pickerell Tackles the Energy Crisis

By Ellen MacGregor

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When the antique car fair parade is called off because of the energy crisis, Miss Pickerell campaigns vigorously for the use of a fuel substitute thought up by her nephew.

Plain girl

By Virginia Eggertsen Sorensen

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Despite her father's objections, a young Amish girl secretly looks forward to attending public school where she makes a best friend and gains a new perspective on her family's way of life.

The Marvelous Inventions of Alvin Fernald

By Clifford B. Hicks

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Danger Is the Password

By Phyllis R. Fenner

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Mr. Barney s Beard

By Sydney Taylor

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The biggest (and best) flag that ever flew

By Rebecca C. Jones

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Recounts how Mrs. Pickergill of Baltimore was commissioned to make the huge flag which flew at Fort McHenry over Baltimore Harbor during a battle with the British in 1814.

Sauncey and Mr. King's gallery

By Clara Ann Simmons

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Sauncey, a young African American girl, helps her mother in the Washington City house of Mr. Charles King, who has been commissioned to paint the portraits of chiefs from different Indian nations.

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.