The Boxcar Children Mysteries Boxed Set #9-12
Gertrude Chandler Warner
Paperback
(Albert Whitman & Company, Sept. 1, 2017)
The paperback editions of The Boxcar Children Mysteries: #9, Mountain Top Mystery; #10 Schoolhouse Mystery; #11, Caboose Mystery; and #12 Houseboat Mystery are offered together in a cardboard case. The third set of four books in the classic series! Follow Henry, Jessie, Violet, and Benny Alden as they embark on new adventures and solve mysteries!
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