agent
background
book
camera
clock
composition
concept
crime
desk
detection
detective
device
different
espionage
examination
feather
flat
gun
hat
ink
inspection
investigation
investigator
items
lay
layout
mystery
novel
object
old
paper
pipe
police
private
retro
revolver
secret
sherlock
spy
style
table
tobacco
top
view
vintage
watch
wheel
wooden
work
workplace