message/content-type:message/rfc822
type: Concept
type: Thing
type: NamedIndividual
type: Mimetype
type: Mimetype-Multipart
notation: message/content-type:message/rfc822
term status: unstable
in dataset: mime
replaces: rfc822

content-type:message/content-type:message/rfc822
type: Concept
type: Thing
type: NamedIndividual
type: URI

message/content-type:message/rfc822
type: Document
primary topic: message/content-type:message/rfc822