In case anybody finds it useful, here is a primitive index for RTK3 in alphabetical order (page number -- primitive). I'd suggest using "Word" (or equivalent) to break the list into 2 or 3 sections, arrange them horizontally, then print it out and slip it in the book.
103 altar
100 arrow
125 badger
108 bamboo
129 barley
141 bird
115 boat
34 bound up
49 bow
124 car
48 cave
44 child
75 city walls
35 cliff
107 cloak
120 clothes
95 cow
100 dart (arrow)
143 deer
116 ear
100 eye
119 eye (net)
62 father
98 field
50 fingers
92 fire/oven-fire
139 fish
45 flag
81 flesh/moon
65 flowers
136 food
92 fur
132 gates
135 head
76 heart
105 hole
44 house
32 ice
117 insect
95 jewel
134 leather
129 metal
133 mist
81 moon (flesh/moon)
47 mountain
36 mouth
119 net
63 pack of wild dogs
81 part of the body (flesh)
28 person
76 pinnacle
111 rice
98 rice field (field)
74 road
101 rock
33 sabre
126 shell
98 sickness
125 skunk (badger)
40 soil
54 state of mind
101 stone (rock)
78 sun
138 team of horses
120 Thanksgiving
112 thread
48 towel
83 tree
106 vase
56 water
133 weather
104 wheat
128 whisky
33 wind
41 woman
127 wooden leg
121 words
103 altar
100 arrow
125 badger
108 bamboo
129 barley
141 bird
115 boat
34 bound up
49 bow
124 car
48 cave
44 child
75 city walls
35 cliff
107 cloak
120 clothes
95 cow
100 dart (arrow)
143 deer
116 ear
100 eye
119 eye (net)
62 father
98 field
50 fingers
92 fire/oven-fire
139 fish
45 flag
81 flesh/moon
65 flowers
136 food
92 fur
132 gates
135 head
76 heart
105 hole
44 house
32 ice
117 insect
95 jewel
134 leather
129 metal
133 mist
81 moon (flesh/moon)
47 mountain
36 mouth
119 net
63 pack of wild dogs
81 part of the body (flesh)
28 person
76 pinnacle
111 rice
98 rice field (field)
74 road
101 rock
33 sabre
126 shell
98 sickness
125 skunk (badger)
40 soil
54 state of mind
101 stone (rock)
78 sun
138 team of horses
120 Thanksgiving
112 thread
48 towel
83 tree
106 vase
56 water
133 weather
104 wheat
128 whisky
33 wind
41 woman
127 wooden leg
121 words