LEFT ON THE SHELF

Items commonly found on a mantelpiece:

1 carriage clock
2 photos of babies
3 flipover calendar
4 pair of china dogs
5 nail file
6 matches
7 library card
8 foreign coins
9 brass figurine
10 ticket to event
11 recent postcard
12 nutcracker
13 coasters
14 snow shaker
15 pipe rack
16 lottery ticket / pools coupon
17 graduation portrait
18 clamshell ashtray
19 party invitation
20 small vase of flowers
21 utility bills
22 reading glasses
23 miniature landmark (eg Eiffel Tower)
24 mysterious key
25 Whimsy miniature animals
26 sad glass clown
27 paperclip / safety pin
28 toffee hammer
29 Post-It with phone number
30 dust

Source: idea from Tim; list by Tim, RcL and Nina