Frances K. Judd 
The Murmuring Portrait [EPUB ebook] 

When Kay Tracey and her friends uncover a mysterious painting during a picnic outing, they have no idea where the clues will lead them. Before long, Kay is pulled into a baffling case involving a haunted portrait, a hidden treasure, and a wandering tramp who may not be who he seems.

With twists and turns at every corner, Kay finds herself on the trail of a powerful hypnotist and his sinister mother who have ruined countless lives. Will Kay manage to stop them and reunite a mother with her long lost son? And can she solve the riddles that surround the murmuring portrait before it’s too late?