Astronomical Observatories, World Network, Estonia Homepage Astronomical Observatories, World Network, Estonia Study Learning Training Coaching Syllabus Astronomical Observatories, World Network, Estonia Syllabus Astronomical Observatories, World Network, Estonia Learning Training Coaching Evaluation URL: http://www.societalsystem.com/fes/ksde.fes/xsa.ksde.fes/gs0055.ksde.fes.html StSNmr: 00 - StSTop: ksde.fes - StSFil: gs0055.ksde.fes Date: 02.07.2016 Author(s): SocietalSystem-Editors Trainer Coacher: ............................ Manager: ........................................ Contact: contact@societalsystem.com