| Name | Class | C. | Type | Icons | Traits | Set | Encounter |
|---|---|---|---|---|---|---|---|
| Clasp of Black Onyx: A Gift Unlooked For | Neutral | 1 | Asset | Item. Relic. | Echoes of the Past 142 | Echoes of the Past 23 | |
| Echoes of the Past | Mythos | Scenario | Echoes of the Past 120 | Echoes of the Past 1 | |||
| Entry Hall | Mythos | Location | Ground Floor. | Echoes of the Past 127 | Echoes of the Past 8 | ||
| Hidden Library | Mythos | Location | Echoes of the Past 139 | Echoes of the Past 20 | |||
| Historical Society: Meeting Room | Mythos | Location | Ground Floor. Passageway. | Echoes of the Past 128 | Echoes of the Past 9 | ||
| Historical Society: Record Office | Mythos | Location | Ground Floor. | Echoes of the Past 129 | Echoes of the Past 10 | ||
| Historical Society: Historical Museum | Mythos | Location | Ground Floor. | Echoes of the Past 130 | Echoes of the Past 11 | ||
| Historical Society: Historical Museum | Mythos | Location | Second Floor. | Echoes of the Past 132 | Echoes of the Past 13 | ||
| Historical Society: Historical Library | Mythos | Location | Second Floor. Passageway. | Echoes of the Past 133 | Echoes of the Past 14 | ||
| Historical Society: Reading Room | Mythos | Location | Second Floor. | Echoes of the Past 134 | Echoes of the Past 15 | ||
| Historical Society: Historical Library | Mythos | Location | Third Floor. Passageway. | Echoes of the Past 136 | Echoes of the Past 17 | ||
| Historical Society: Peabody's Office | Mythos | Location | Third Floor. Passageway. | Echoes of the Past 137 | Echoes of the Past 18 | ||
| Historical Society: Record Office | Mythos | Location | Third Floor. | Echoes of the Past 138 | Echoes of the Past 19 | ||
| Led Astray | Mythos | Treachery | Scheme. | Echoes of the Past 145 | Echoes of the Past 28-30 | ||
| Mistakes of the Past | Mythos | Act | Echoes of the Past 125 | Echoes of the Past 6 | |||
| Mr. Peabody: Historical Society Curator | Neutral | Asset | Ally. Historical Society. | Echoes of the Past 141 | Echoes of the Past 22 | ||
| Possessed Oathspeaker: A Damnable Fate | Mythos | Enemy | Monster. Servitor. Elite. | Echoes of the Past 140 | Echoes of the Past 21 | ||
| Quiet Halls | Mythos | Location | Second Floor. | Echoes of the Past 131 | Echoes of the Past 12 | ||
| Quiet Halls | Mythos | Location | Third Floor. | Echoes of the Past 135 | Echoes of the Past 16 | ||
| Race for Answers | Mythos | Act | Echoes of the Past 124 | Echoes of the Past 5 | |||
| Ransacking the Manor | Mythos | Agenda | Echoes of the Past 122 | Echoes of the Past 3 | |||
| Secrets Better Left Hidden | Mythos | Agenda | Echoes of the Past 123 | Echoes of the Past 4 | |||
| Seeker of Carcosa | Mythos | Enemy | Humanoid. Cultist. | Echoes of the Past 144 | Echoes of the Past 25-27 | ||
| The Cult's Search | Mythos | Treachery | Scheme. | Echoes of the Past 146 | Echoes of the Past 31-32 | ||
| The Oath | Mythos | Act | Echoes of the Past 126 | Echoes of the Past 7 | |||
| The Tattered Cloak: Regalia Dementia | Neutral | 2 | Asset | Item. Clothing. | Echoes of the Past 143 | Echoes of the Past 24 | |
| The Truth is Hidden | Mythos | Agenda | Echoes of the Past 121 | Echoes of the Past 2 |