Faraday 6180 The cover of this alarm is made out of something not ordinary, almost like wood. Brand Faraday
Wheelock MB-G10-24-R Category : WheelockI’m missing this unit’s label, so that model number is only a guess. It’s probably right though.
Simplex 4259-25 Category : SimplexThis is a photoelectric smoke detector from the mid to late 1970’s.