OID value: 1.2.840.113699.1.1.4.2
OID description:
Attachment type for an X.400 File Transfer Bodypart
containing a Word Perfect 4.2 file
Defined within MAWG Feasibility Project Guide v1.3
Word Perfect (1.2.840.113699) files(1) wordperfect(1) 4 2
See also the OID Repository website reference for 1.2.840.113699.1.1.4.2