Re: [i47] inconsistency in date format explanation

Roy T. Fielding wrote:

> the RFC editor saw the reference to RFC 850 and determined that
> we cannot refer to an obsoleted RFC

Informative references to an obsoleted RFC should be okay, if the
status "obsolete" is obvious.  

For an approved RFC in the editor queue referencing RFC 850 compare

IANA got the idea and registered Date-Received specified in RFC 850
as obsolete header field: 


Received on Monday, 5 November 2007 15:22:11 UTC