PARAMETER	( MXDSC = 80 )
C*					Maximum number of descriptors
C*					within Section 3 of a WMO
C*					aircraft BUFR message.
C*
	PARAMETER	( MXMN = 20 )
C*					Maximum number of parameters
C*					that can be read at one time
C*					from within a WMO aircraft
C*					BUFR message.
C*
	PARAMETER	( MXLV = 100 )
C*					Maximum number of vertical data
C*					levels within a WMO aircraft
C*					BUFR message.
C*
	REAL*8		r8bfms
	COMMON	/ BFMISS /	r8bfms
C*					BUFR "missing" value
C*