change log for P0006170 (close)

datetimeuserobjecttablefieldtypeoldnew
2017-08-2118:03:09Erich Bartel Problemschach für Tiger 09/2017 refsrc   add  
2017-08-1210:05:17Erich Bartel II mpk-Blätter (110) 08/2017 refsrc   add