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INCENSE	Composition & Use		31
"	Blessing of		55 56 57 84 (see also Censing)
"	"	by a Bishop	125 126 127
"	"	by a Bishop in choir	121 135 158
"	"	at High Mass	140 144 148
"	"	at Low Mass	93 96 101 169 170 171
"	"	at Missa Cantata	132 176 178
"	"	Words to be Memorized	40
"	"	Other Services	(see Services concerned)
"	Boat		(see Boat)
IN CHOIR			(see Choir Bishop in Choir)
INCLINATIONS			41 42 43 (see also Bows)
IN EXTREMIS	Procedure		(see Extreme Unction)
IN PLANO	defined		8
INTINCTION	Communion given by		73 74 75 115
INTONING	of the Mass		41 128 131 132
"	Absolution	by a Bishop	41
"	the Lord's Prayer		133
INTROCESSION			(see Procession)
INTROIT	The	at Low Mass	95
"	"	at High Mass	142
"	"	at Missa Cantata	132
"	Special		76
"	"	at Requiem	76 162
INVITATION TO COMMUNION	The		114 153
"	When given in both Kinds		74
"	to be Memorized		39
INVOCATION	by a Bishop		124 127
"	"	in Choir	120 135 158
"	Candles held during		84 140
"	at High Mass		140 157
"	Long Form		132
"	at Missa Cantata		132
"	Short Form		91 157
ITE MISSA EST	at High Mass		155
"	at Low Mass		117

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