Scientific
Fez
Suzerain and envoy bonuses summarised in our own words from the game data.
Suzerain bonus
The first time you convert a city with a religious unit, gain 20 Science per Population of that city (standard speed).
Game data trace: MINOR_CIV_FEZ_UNIQUE_INFLUENCE_BONUS
Envoy bonuses
- 1 envoy+1 Science in your capital and in each Library you own.
- 3 envoys+2 Science in each University and each Consulate you own.
- 6 envoys+3 Science in each Research Lab and each Chancery you own.
Envoy bonuses are shared by every city-state of the same type.