| Expatiating Thickener | Myath at +943, +533, -274 | Relic, the Artifact City | — |
| Expatiating Thickener | a spell research merchant | Neriak - Commons | — |
| Expatiating Thickener | a spell research merchant | North Kaladim | — |
| Expatiating Thickener | a spell research merchant | Oggok | — |
| Expatiating Thickener | a spell research merchant | Rivervale | — |
| Expatiating Thickener | Researcher Melka | Crescent Reach | — |
| Expatiating Thickener | a spell research merchant | Grobb | — |
| Expatiating Thickener | a spell research merchant | Halas | — |
| Expatiating Thickener | a spell research merchant | Kelethin (in Greater Faydark) | — |
| Expatiating Thickener | a spell research merchant | Shar Vahl | — |
| Expatiating Thickener | a spell research merchant | East Cabilis | — |
| Expatiating Thickener | a spell research merchant | Erudin | — |
| Expert Researcher Certificate | Event Coordinator Baublie Diggs | West Freeport | — |
| Extending Thickener | a spell research merchant | Ak'Anon | — |
| Extending Thickener | Merchant Model CGXVIII | Corathus Creep | — |
| Extending Thickener | a spell research merchant | Crescent Reach | — |
| Extending Thickener | Researcher Melka | Crescent Reach | — |
| Extending Thickener | a spell research merchant | South Qeynos | — |
| Extending Thickener | a spell research merchant | Southern Felwithe | — |
| Extending Thickener | a spell research merchant | Shar Vahl | — |
| Extending Thickener | a spell research merchant | West Freeport | — |
| Extending Thickener | a spell research merchant | Rathe Mountains (see also Gukta) | — |
| Extending Thickener | Myath at +943, +533, -274 | Relic, the Artifact City | — |
| Extending Thickener | a spell research merchant | Rivervale | — |
| Extending Thickener | a spell research merchant | North Kaladim | — |
| Extending Thickener | a spell research merchant | Oggok | — |
| Extending Thickener | a spell research merchant | Neriak - Commons | — |
| Extending Thickener | Scholar Klaz | Plane of Knowledge | — |
| Extending Thickener | a spell research merchant | Halas | — |
| Extending Thickener | Maree Rasumus | Plane of Knowledge | — |
| Extending Thickener | a spell research merchant | Kelethin (in Greater Faydark) | — |
| Extending Thickener | a spell research merchant | East Cabilis | — |
| Extending Thickener | a spell research merchant | Erudin | — |
| Extending Thickener | a spell research merchant | Grobb | — |
| Faded Salil's Writ Page | Unknown Vendor | Multiple Zones | — |
| Faded Velishoul's Tome Page | Unknown Vendor | Multiple Zones | — |
| Faded Velishoul's Tome Page | Unknown Vendor | Multiple Zones | — |
| Fine Charta Arcanum Solution | a spell research merchant | South Qeynos | — |
| Fine Charta Arcanum Solution | a spell research merchant | Southern Felwithe | — |
| Fine Charta Arcanum Solution | a spell research merchant | Shar Vahl | — |
| Fine Charta Arcanum Solution | Merchant Jewyln | Southern Felwithe | — |
| Fine Charta Arcanum Solution | Myath at +943, +533, -274 | Relic, the Artifact City | — |
| Fine Charta Arcanum Solution | a spell research merchant | Rivervale | — |
| Fine Charta Arcanum Solution | Visar Glolith | West Cabilis | — |
| Fine Charta Arcanum Solution | Nursa Rasumus | Plane of Knowledge | — |
| Fine Charta Arcanum Solution | a spell research merchant | Rathe Mountains (see also Gukta) | — |
| Fine Charta Arcanum Solution | Maree Rasumus | Plane of Knowledge | — |
| Fine Charta Arcanum Solution | Ngroth at +914, +472, -274 | Relic, the Artifact City | — |
| Fine Charta Arcanum Solution | Sansus Rasumus | Plane of Knowledge | — |
| Fine Charta Arcanum Solution | Krack at +947, +552, -274 | Relic, the Artifact City | — |
