Originally Posted by
rickair7777
There is no requirement to maintain an official, storebought logbook. You just need to posses document(s) which contain the required info. They could be written in crayon on a brick if you wanted.
I'm just curious. Are you aware of anything from the FAA that suggests that "crayon on brick" either is or is not "a manner acceptable to the Administrator" under 61.51(a)?