00 = Blank
01 = Grass
02 = Mountains
03 = Forest
04/05 = Water
06/07 = Town
08/09 = Lava
0A = Dungeon
0B = Tower
0C = Fountain
0D/0E = Castle
0F = Brush
10 = Swamp
11 = Floor
12-16 = Bridge
17 = Fire
18=1A = Fountain
1B-20 = Floor
21 = Heavy Brush
22 = Exit
23 = Bench
24/25 = Bridge
26 = Pedestal
27 = Displayed when hit
28 = Shrine
29-2B = Wall
2C = A ... 45 = Z
46 - 60 = Dungeon Walls (dwall 1-27) [between 5B (dwall22) and 5C (dwall23), directory track]
46 dwall1 starts at 12FAD 47:2, 48:3, 49:4
4A dwall5 starts at 1301D 4B:6, 4C:7, 4D:8
4E dwall9 starts at 1308D 4F:10, 50:11, 51:12, 52:13, 53:14
54 dwall15 starts at 13135 55:16, 56:17, 57:18, 58:19
59 dwall20 starts at 131C1
5A dwall21 starts at 131DD
5B dwall22 starts at 131F9

----- Directory track -----

5C dwall23 starts at 143F9
5D dwall24 starts at 14415
5E dwall25 starts at 14431
5F dwall26 starts at 1444D
60 dwall27 starts at 14469

[phantom dungeon wall, dwall28, starts at 14485.  One before or after dir track is likely extraneous

61 = Ladder leading up   [hex offset 144A1]
62 = Ladder leading down 144BD
63 - 74 = More dungeon wall variations (64 is blank white wall usually used in towns) (dwall29, blank, dwall30, ...)
63 dwall30 144D9
64 - blank wall 144F5
65 dwall29 14511, 66:31, 67:32, 68:33
69 dwall34 14581, 6A:35, 6B:36, 6C:37
6D dwall38 145F1, 6E:39, 6F:40, 70:41
71 dwall42 14661, 72:43, 73:44
74 dwall45 146B5
75 = Ladder leading up
76/77/78/79 = Fountain
7A/7B = Wall
7C = Mountains
7D = ? looks like some kind of gate
7E = Moon Gate
7F = Blank

80 = Yourself
81 = Horse
82 = Pirate Ship
83 = Plane
84 = Fighter
85 = Cleric
86 = Guard
87-8E = More monsters
8F = Hit
90 = Moon Gate
91 = Door
92 = Door
93 = Weapons
94 = Armour
95 = Ship
96 = Treasure Chest
97 = Sea monster
98-A5 = More characters/monsters
A6/A7 = Kings
A8 = Ship
A9-AD = More monsters
AE = Sign
AF/B0 = Door
B1 = Keyhole
B2 = Key
B3-B7 = More monsters
B8 - FF = Not Used