diff --git a/mist/brother_books.s b/mist/brother_books.s
index 9763bb46..9c6d39b2 100644
--- a/mist/brother_books.s
+++ b/mist/brother_books.s
@@ -108,3 +108,27 @@ red_book_done:
 
 
 
+
+; comment summary
+
+; red 0
+; only static
+
+; red 1
+; who are you, bring me a red page, I can't see you
+; I am sirrus
+
+; blue 0
+; only static
+
+; blue 1
+; sirrus is that you?  who are you? help me.  bring blue pages
+; I must have the blue page
+
+; blue 2
+; you've returned,  I'm Achenar.  don't listen to my brother.
+; egotistical fool and liar, bring the blue pages, not the red ones
+; I've been wrongly imprisoned.   I will have my retribution.
+
+
+
diff --git a/mist/common_defines.inc b/mist/common_defines.inc
index d24806c8..70d087c7 100644
--- a/mist/common_defines.inc
+++ b/mist/common_defines.inc
@@ -130,6 +130,9 @@ OCTAGON_ELEVATOR_VIEW	=	15
 OCTAGON_ELEVATOR_OUT	=	16
 OCTAGON_ELEVATOR_OPEN	=	17
 OCTAGON_ELEVATOR_IN	=	18
+OCTAGON_TOWER_BOOK	=	19
+OCTAGON_BOOK_LADDER	=	20
+OCTAGON_BOOK_VIEW	=	21
 
 ; Mechanical Engineering
 
diff --git a/mist/graphics_octagon/Makefile b/mist/graphics_octagon/Makefile
index bb139c10..b8efa970 100644
--- a/mist/graphics_octagon/Makefile
+++ b/mist/graphics_octagon/Makefile
@@ -30,7 +30,12 @@ octagon_graphics.inc:	\
 	tower_hall2_n.lzsa tower_hall2_s.lzsa \
 	elevator_far_n.lzsa \
 	elevator_n.lzsa elevator_s.lzsa elevator_open_n.lzsa \
-	elevator_lib_s.lzsa
+	elevator_lib_s.lzsa \
+	elevator_tower_s.lzsa \
+	tower_book_s.lzsa tower_book_n.lzsa tower_book_e.lzsa tower_book_w.lzsa \
+	tower_book_ladder_s.lzsa tower_book_ladder_n.lzsa \
+	tower_book_view_n.lzsa \
+	tower_book_view_blank_s.lzsa tower_book_view_ship_s.lzsa
 	echo "temple_door_n_lzsa: .incbin \"temple_door_n.lzsa\"" > octagon_graphics.inc
 	echo "temple_door_s_lzsa: .incbin \"temple_door_s.lzsa\"" >> octagon_graphics.inc
 	echo "temple_door_closed_s_lzsa: .incbin \"temple_door_closed_s.lzsa\"" >> octagon_graphics.inc
@@ -67,6 +72,16 @@ octagon_graphics.inc:	\
 	echo "elevator_s_lzsa: .incbin \"elevator_s.lzsa\"" >> octagon_graphics.inc
 	echo "elevator_open_n_lzsa: .incbin \"elevator_open_n.lzsa\"" >> octagon_graphics.inc
 	echo "elevator_lib_s_lzsa: .incbin \"elevator_lib_s.lzsa\"" >> octagon_graphics.inc
+	echo "elevator_tower_s_lzsa: .incbin \"elevator_tower_s.lzsa\"" >> octagon_graphics.inc
+	echo "tower_book_s_lzsa: .incbin \"tower_book_s.lzsa\"" >> octagon_graphics.inc
+	echo "tower_book_n_lzsa: .incbin \"tower_book_n.lzsa\"" >> octagon_graphics.inc
+	echo "tower_book_e_lzsa: .incbin \"tower_book_e.lzsa\"" >> octagon_graphics.inc
+	echo "tower_book_w_lzsa: .incbin \"tower_book_w.lzsa\"" >> octagon_graphics.inc
+	echo "tower_book_ladder_s_lzsa: .incbin \"tower_book_ladder_s.lzsa\"" >> octagon_graphics.inc
+	echo "tower_book_ladder_n_lzsa: .incbin \"tower_book_ladder_n.lzsa\"" >> octagon_graphics.inc
+	echo "tower_book_view_n_lzsa: .incbin \"tower_book_view_n.lzsa\"" >> octagon_graphics.inc
+	echo "tower_book_view_blank_s_lzsa: .incbin \"tower_book_view_blank_s.lzsa\"" >> octagon_graphics.inc
+	echo "tower_book_view_ship_s_lzsa: .incbin \"tower_book_view_ship_s.lzsa\"" >> octagon_graphics.inc
 
 %.gr: %.png
 	$(PNG2GR) $< $@
diff --git a/mist/graphics_octagon/elevator_tower_s.png b/mist/graphics_octagon/elevator_tower_s.png
new file mode 100644
index 00000000..b14c3fc1
Binary files /dev/null and b/mist/graphics_octagon/elevator_tower_s.png differ
diff --git a/mist/graphics_octagon/tower_book_e.png b/mist/graphics_octagon/tower_book_e.png
new file mode 100644
index 00000000..116de7fe
Binary files /dev/null and b/mist/graphics_octagon/tower_book_e.png differ
diff --git a/mist/graphics_octagon/tower_book_ladder_n.png b/mist/graphics_octagon/tower_book_ladder_n.png
new file mode 100644
index 00000000..151f248f
Binary files /dev/null and b/mist/graphics_octagon/tower_book_ladder_n.png differ
diff --git a/mist/graphics_octagon/tower_book_ladder_s.png b/mist/graphics_octagon/tower_book_ladder_s.png
new file mode 100644
index 00000000..6bbd945b
Binary files /dev/null and b/mist/graphics_octagon/tower_book_ladder_s.png differ
diff --git a/mist/graphics_octagon/tower_book_n.png b/mist/graphics_octagon/tower_book_n.png
new file mode 100644
index 00000000..3bdc2c48
Binary files /dev/null and b/mist/graphics_octagon/tower_book_n.png differ
diff --git a/mist/graphics_octagon/tower_book_s.png b/mist/graphics_octagon/tower_book_s.png
new file mode 100644
index 00000000..75199cde
Binary files /dev/null and b/mist/graphics_octagon/tower_book_s.png differ
diff --git a/mist/graphics_octagon/tower_book_view_blank_s.png b/mist/graphics_octagon/tower_book_view_blank_s.png
new file mode 100644
index 00000000..7ebb13a7
Binary files /dev/null and b/mist/graphics_octagon/tower_book_view_blank_s.png differ
diff --git a/mist/graphics_octagon/tower_book_view_n.png b/mist/graphics_octagon/tower_book_view_n.png
new file mode 100644
index 00000000..aa7eb047
Binary files /dev/null and b/mist/graphics_octagon/tower_book_view_n.png differ
diff --git a/mist/graphics_octagon/tower_book_view_ship_s.png b/mist/graphics_octagon/tower_book_view_ship_s.png
new file mode 100644
index 00000000..13ab25fc
Binary files /dev/null and b/mist/graphics_octagon/tower_book_view_ship_s.png differ
diff --git a/mist/graphics_octagon/tower_book_w.png b/mist/graphics_octagon/tower_book_w.png
new file mode 100644
index 00000000..6ed6a700
Binary files /dev/null and b/mist/graphics_octagon/tower_book_w.png differ
diff --git a/mist/leveldata_octagon.inc b/mist/leveldata_octagon.inc
index 570c7a48..f4f6d869 100644
--- a/mist/leveldata_octagon.inc
+++ b/mist/leveldata_octagon.inc
@@ -8,7 +8,8 @@ locations:
 	.word location4, location5, location6, location7
 	.word location8, location9, location10,location11
 	.word location12,location13,location14,location15
-	.word location16,location17,location18
+	.word location16,location17,location18,location19
+	.word location20,location21
 
 ; OCTAGON_TEMPLE_DOORWAY	-- temple doorway
 location0:
@@ -352,3 +353,54 @@ location18:
 	.byte	BG_SOUTH
 	.byte	$ff
 
+
+; OCTAGON_TOWER_BOOK		-- tower, bookside
+location19:
+	.byte	OCTAGON_ELEVATOR_IN	; north exit
+	.byte	OCTAGON_BOOK_LADDER	; south exit
+	.byte	$ff			; east exit
+	.byte	$ff			; west exit
+	.byte	DIRECTION_S	; north exit_dir
+	.byte	DIRECTION_S	; south exit_dir
+	.byte	$ff		; east exit_dir
+	.byte	$ff		; west exit_dir
+	.word	tower_book_n_lzsa	; north bg
+	.word	tower_book_s_lzsa	; south bg
+	.word	tower_book_e_lzsa	; east bg
+	.word	tower_book_w_lzsa	; west bg
+	.byte	BG_SOUTH|BG_NORTH|BG_EAST|BG_WEST
+	.byte	$ff
+
+; OCTAGON_BOOK_LADDER		-- ladder, bookside
+location20:
+	.byte	OCTAGON_TOWER_BOOK	; north exit
+	.byte	OCTAGON_BOOK_VIEW	; south exit
+	.byte	$ff			; east exit
+	.byte	$ff			; west exit
+	.byte	DIRECTION_N	; north exit_dir
+	.byte	DIRECTION_S	; south exit_dir
+	.byte	$ff		; east exit_dir
+	.byte	$ff		; west exit_dir
+	.word	tower_book_ladder_n_lzsa	; north bg
+	.word	tower_book_ladder_s_lzsa	; south bg
+	.word	$0000				; east bg
+	.word	$0000				; west bg
+	.byte	BG_SOUTH|BG_NORTH
+	.byte	$ff
+
+; OCTAGON_BOOK_VIEW		-- ladder, view outside
+location21:
+	.byte	$ff			; north exit
+	.byte	OCTAGON_BOOK_LADDER	; south exit
+	.byte	$ff			; east exit
+	.byte	$ff			; west exit
+	.byte	$ff		; north exit_dir
+	.byte	DIRECTION_S	; south exit_dir
+	.byte	$ff		; east exit_dir
+	.byte	$ff		; west exit_dir
+	.word	tower_book_view_n_lzsa		; north bg
+	.word	tower_book_view_blank_s_lzsa	; south bg
+	.word	$0000				; east bg
+	.word	$0000				; west bg
+	.byte	BG_SOUTH|BG_NORTH
+	.byte	$ff