The Post Office Book 在線電子書 圖書標籤:
發表於2024-11-24
The Post Office Book 在線電子書 pdf 下載 txt下載 epub 下載 mobi 下載 2024
Do you ever mail a letter and wonder what happens to it after you drop it in the box? Read all about the post office and learn how letters are weighed, sorted, transported, culled, canceled, coded, binned, boxed, and sorted once again. Find out how people and machines work together to deliver the letters you send. Children's Books of 1982 (Library of Congress)
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The Post Office Book 在線電子書 pdf 下載 txt下載 epub 下載 mobi 下載 2024