My latest try...
Spoiler:Robocop Auto 9
Gifty/SmoothDoom: Casings,-sprites,-sounds
Rare/Perfect Dark: sounds
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Spoiler:Perfect Dark Cyclone
Rare: Perfect Dark: Sounds, Model
PillowBlaster: ClipDrop sounds, some coding
WildWeazel: Gunlabs

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Spoiler:Warhammer40K Bolter
code from Gifty's SmoothDoom
Stalker: Firing Sounds (CS Source)
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Spoiler:Turok 2 Cerebralbore
Acclaim: Turok 2: sounds, sprites
Mechaelis: Flaregun code
SigFloyd / Sergant_Mark_IV: brain, blood sprites