It seems you are asking for a description of a vehicle/device/machine, but the provided information is about a book, "The Case of the 100 Alibis: A Ludovic Travers Mystery" by Christopher Bush. This book is a crime novel featuring a detective named Ludovic Travers. It tells a story about a murder investigation, with the victim's phone call to a doctor, the lack of a murder weapon, and the absence of evidence for suicide.

The provided text describes the plot of the book, but doesn't mention any vehicle, device, or machine. To give you a description of a vehicle/device/machine, I need more context about what you are looking for. Please provide me with the name of the vehicle/device/machine, or give me more details about what it does or what it is used for.