num_pages: 128
description: The discovery of a painting of the children's grandmother involves the Aldens in a search for a sapphire necklace.
language: English
title: The Mystery of the Hidden Painting
titlecomplete: The Mystery of the Hidden Painting (The Boxcar Children Mysteries)
characters: Henry Alden, Violet Alden, Benny Alden, Jessie Alden
genres: Middle Grade, Audiobook, Young Adult, Childrens, Classics, Chapter Books, Adventure, Fiction, Juvenile, Mystery
ratings_count: 1503
places: The United States of America
series: The Boxcar Children
publisher: Albert Whitman & Company