Copyright © 2016 by Devin Leonard

Jacket design by Daniel Rembert

Jacket photograph © FPG /Staff / Getty Images

Author photograph by Daniella Zalcman

All insert photos courtesy of the Library of Congress, with the following exceptions: Photos 2.1 (Crowds in San Francisco), 2.3 (Adam’s Express), 9.1 (Downtown Manhattan), 9.2 (Chicago), 9.4 (Midtown Manhattan), 9.5 (Philadelphia): New York Public Library. Photo 9.3 (Washington, D.C.), 12.2 (James Farley): Wikimedia Commons. Photos 3.3 (Letter Carrier), 4.5 (Sorting by Hand), 6.2 (“Child Mailing”), 8.4 (Clerks), 11.3 (Air Mail): National Postal Museum, Smithsonian Institution. Photos 14.4 (Zip Codes), 14.5 (Mr. Zip), 16.1–3: United States Postal Service. Photo 15.1 (Postal Strike): Neal Boenzi/The New York Times/Redux.

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Published simultaneously in Canada

Printed in the United States of America

ISBN 978-0-8021-2458-6

eISBN 978-0-8021-8997-4

Grove Press

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New York, NY 10011

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