THE FATHOMS (D4, Opus) - credits and track list

IMAGES (public domain, from the shared pack assets/pd/, processed by tools/prep.py into tintable line layers)
- img/chart-ink.webp  <- chart-01.jpg: 1853 U.S. Coast Survey, "Preliminary Sketch ... Davis's South Shoal and other dangers" (Nantucket). United States Coast Survey. Public domain. https://commons.wikimedia.org/wiki/File:1853_U.S._Coast_Survey_Nautical_Chart_or_Map_of_Nantucket,_Massachusetts_-_Geographicus_-_Nantucket-uscs-1853.jpg
  Cropped to the soundings field, desaturated, converted to ink alpha.
- img/kraken-bone.webp, img/kraken-blood.webp  <- kraken-01.jpg: "Le Poulpe Colossal", Denys-Montfort del., E. Voysard sc., Histoire naturelle ... des mollusques (Buffon/Denys de Montfort et al.). Public domain. https://commons.wikimedia.org/wiki/File:Histoire_naturelle,_g%C3%A9n%C3%A9rale_et_particuli%C3%A8re_des_mollusques_(6261008252).jpg
  Inverted to pale line on transparent, vignetted.
- img/medusa-pale.webp  <- haeckel-medusa-01.jpg: Ernst Haeckel, Discomedusae (Kunstformen der Natur). Public domain. https://commons.wikimedia.org/wiki/File:Haeckel_Discomedusae_8.jpg
- img/siphono-pale.webp <- haeckel-siphono-01.jpg: Ernst Haeckel, Siphonophorae (Kunstformen der Natur). Public domain. https://commons.wikimedia.org/wiki/File:Haeckel_Siphonophorae_7.jpg
Everything else (lead, cord, station symbols, cartouche ornaments, hatching, waterline, grain) is drawn in CSS/inline SVG.

FONTS (SIL Open Font License, Google Fonts, woff2 in fonts/)
- Bodoni Moda (Owen Earl / indestructible type*)
- Old Standard TT (Alexey Kryukov)

MUSIC
Music by Kevin MacLeod (incompetech.com), licensed under Creative Commons: By Attribution 4.0
https://creativecommons.org/licenses/by/4.0/
Proposed selection per station and band is in skin.json > presets.music. Every title is marked
"verified" (ships in the Delta Green or Call of Cthulhu console) or "PROPOSAL: unverified".

Track list (deduplicated):
Aftermath; Black Vortex; Blue Feather; Chase; Chase Pulse; Chase Pulse Faster; Clash Defiant; Clean Soul;
Colorless Aura; Colossus; Comfortable Mystery; Constance; Cryptic Sorrow; Dark Fog (PROPOSAL: unverified);
Dark Times; Darkling; Death and Axes; Deep Noise; Drums of the Deep; Echoes of Time; Exit the Premises;
Final Battle of the Dark Wizards; Funeral March for Brass; Gathering Darkness; Ghost Processional; Giant Wyrm;
Halls of the Undead; Heart of the Beast; Ice Demon; Impending Boom; Inner Sanctum; Interloper; Long Note Three;
Loss; Lost Time; Malicious; Mary Celeste; Memory Lane; Mistake the Getaway; Mourning Song; Nerves;
Night on the Docks - Piano; Nightmare Machine; Oppressive Gloom; Penumbra; Plaint; Redletter; Right Behind You;
River of Io; SCP-x1x (Gateway to Hell); Shadowlands 2 - Bridge; Shadowlands 3 - Machine; Shadowlands 6 - The Pit;
Shadowlands 7 - Codex; Some Amount of Evil; Sovereign; Spacial Harvest; Stormfront; The Descent; The Dread;
The House of Leaves; The Voices; The Way Out; This House; Unity; Unlight; Very Low Note; Volatile Reaction;
Wounded; Wretched Destroyer; Zombie Chase; Basement Floor.
Signal stings: Eyes Gone Wrong; Darkness Speaks.

TRADEMARK
Call of Cthulhu is a trademark of Chaosium Inc. This is an unofficial fan tool, not made or endorsed by Chaosium.