It’s party time in Washington, D.C.! The president is planning a celebration at the Lincoln Memorial in honor of the man who sculpted the famous statue of Lincoln. But KC and Marshall notice one small problem—the left thumb has broken off the statue! Has someone stolen Lincoln’s thumb? Can KC and Marshall find it before the celebration begins? 總統為了林肯的雕像完成正準備慶祝一番，KC 跟Marshall 卻發現林肯雕像的姆指不見了！到底是誰偷走了林肯的姆指呢？KC 跟Marshall能在派對開始之前找回失竊的姆指嗎？

作者簡介：

Ron Roy is the author of Random House's popular A to Z Mysteries. He lives in an old farmhouse in Connecticut with his white puppy, Pal. When he's not writing a thrilling new A to Z Mystery or Capital Mystery, Ron Roy spends his time traveling all over the country and restoring his Connecticut farmhouse. Timothy Bush is a writer-illustrator with many children's projects to his credit, including the elaborate visual extravaganza James in the House of Aunt Prudence. He lives in New York, New York.

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