Minor point of order in respect of variation with jurisdiction ...
Australia, for instance, permits the use of an operations manual in lieu of the AFM (which need not be carried) provided that all the AFM information is included in the ops manual (not necessarily in a similar manner or format) and the operation is under the provision of an AOC.
Reference is
CAR (1988) 139 (3).
Similarly, the OEM weight and balance manual may be, but is not usually, carried for Australian airline operations .. the data being included in the ops manual to an extent appropriate for crew needs.