Observerare

• 

  Peter Eastham

  https://nodcoins.com/%ec%8a%a4%ed%8f%ac%ec%b8%a0%ed%86%a0%ed%86%a0-%ec%8b%a0%eb%a2%b0%ec%84%b1%ec%9d%84-%eb%86%92%ec%97%ac%ec%a3%bc%eb%8a%94-%ec%98%a8%ec%b9%b4-%eb%a8%b9%ed%8a%80%ea%b2%80%ec%a6%9d-%ec%bb%a4%eb%ae%a4/