Most private owners won't do this.
Dodgy dealers will
Try to buy a one owner used car and check mot history
You do NOT have to put the mileage on the logbook it's only if you want to same with driving licence number , I never put these on it.
Look at tell tale signs , does the steering wheel look more worn than a sixty thou cars would or seat etc
Any doubts walk away, there are millions of very good cars out there