I found this video very complete and helpful.
From the video notes (copy/paste job, not my work to put these in):
A Long Day in Dunwall 00:03
SAMUEL’S BOAT
Edge of the World 00:29
AN ELITE’S HELMET
The Good Doctor 01:02
SYRINGE
The Clockwork Mansion 03:21
CLOCKWORK HEAD
The Royal Conservatory 03:37
WITCH’S SWORD
Dust District
CORVO’S TROPHY 04:11
SILVERGRAPH PICTURE 05:09
A Crack in the Slab 05:36
CALENDAR
The Grand Palace 05:48
GAZELLE
Death to the Empress 06:30
EMILY’S DOLL