Aside from the aircraft POH, this book is one of the only comprehensive references to the King Air F90. It has been written to assist pilots in understanding the technical systems onboard this aircraft. The book covers all the variants that were produced over the years. The onboard systems are explained in a very simple to understand way and all text is supported by full colour drawings and photographs typically placed on the same page as the text for easy reference. The book also includes tips from experienced F90 pilots as well as a handy reference to limitations and a Q&A for each chapter. This book is a handy reference for both inexperienced and experienced King Air F90 pilots.