Missing vase

The Missing Vase is a detective story about a stolen Chinese vase. The story starts in Glasgow, Scotland, where Sylvia Mackenzie is the curator of a small museum. She asks her assistant, Giovanni, to take a precious vase to her friend's exhibition in London, but when he arrives there, the box is empty! Inspector Wilson from Scotland Yard investigates the crime with Sylvia's help. Can you find the clues in the story and solve the mystery?