56grid discovered on Mar 20, 2011

Seen by: Martin Šarman, Artemios Klonos, paul.zimmer, hanssmit53, 56grid

Captured numbers: 105, 107, 113, 114, 118

Latest captures:

105 at New Railway Station, Thessaloniki, Jan 25, 2016
114 at Thessaloniki, May 9, 2007
113 at Agios Ioannis Rentis, Feb 24, 1995
A.107 at Agios Ioannis Rentis, Nov 6, 1984

OSE A.101