MSR clearly stands for Mamicha Sound Recordings and the whole operation appears to have been owned and run by Mike Njenga Mamicha (The Wonder Boy) as he modestly credits himself on PCM 007.

M.S.R.

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  Mamicha Boys Band

  • A) Wanii
  • B) Kairitu Wee

  Label: M.S.R. /  #PCM006 Condition: VG++
  Category: Kikuyu

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  Mamicha Boys Band

  • A) Wairimu
  • B) Airitu Mwendaga Atia?

  Label: M.S.R. /  #PCM007 Condition: VG++
  Category: Kikuyu

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  The Lulus Band

  • A) Njohera
  • B) Muiritu Muthaka

  Label: M.S.R. /  #PCM003 Condition: VG++
  Category: Kikuyu

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  The Mechanic Boys

  • A) Sammy
  • B) Uka Coka Murata

  Label: M.S.R. /  #OLS01 Condition: VG++
  Category: Kikuyu

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  The Lulus Band

  • A) Ni Thoni Andu Anini
  • B) Belida

  Label: M.S.R. /  #PCM002 Condition: VG++
  Category: Kikuyu

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