The Queen was known to have a particular in-flight habit during her numerous travels, as revealed in a manual for air stewards on how best to cater to her and Prince Philip. The manual was previously owned by Elizabeth Evans who served as a British Airways hostess for 28 years and often flew alongside the Royals. In the manual, which has never been seen before, Elizabeth has revealed many fascinating insights into her royal namesake.

Among them is the late Queen's habit whenever she took a flight, reports the Mirror . Elizabeth said that the Queen preferred to follow route maps during flights. It is a highly relatable trait many do on flight as they love to track the plane's real-time progress.

READ MORE: George Michael's cousin claims he's been contacted by singer's spirit through radio It was also revealed that the Queen enjoyed having a martini before greeting guests on Royal flights and had a specific mint preference during take off. This intriguing insight into the late monarch's travel habits came to light when Elizabeth's niece, Jo Smallwood, decided to auction off her aunt's collection of memorabilia, including the invaluable manual. Charles Hanson, owner of Hansons Auctioneers, which is managing the sale, said: "Elizabeth's archive sweeps us back in time to the 1970s, 80s and 90s when flying on Concorde was a luxurious privilege enjoyed by the wealthy jet-set.

Celebrities flocked to use its services and carrying royalty was the norm. Service had to be first class. "E.