Celje, cancellers used in 1945

After the liberation and until the beginning of 1946, different adapted and new postal cancellers were used in Celje. So far, I have found three of them...

Letter sent from Celje (4.IX.45) to Sisak. Canceled with "CELJE C / 1" adapted canceller. 

"CELJE C / 1" adapted canceller.
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Registered letter sent from Celje (12.X.45) to Sisak. Canceled with "CELJE a" adapted canceller.

"CELJE a" adapted canceller.

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Letter sent from Celje (1.XII.45) to Sisak. Canceled with new "CELJE 4" canceller.

New "CELJE 4" canceller.

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