SM31 shunts gondolas at 'Lodz Olechow' yard
High hood SM31 diesel engine
Polish Diesel-Electric Shunter SM31 with self-unloading cars goes to loading bay for waste.
Not used diesel locomotives SM31 and SM42 are waiting for a better times...
Heavy diesel shunter (called coffin)
Heavy diesel shunter (SM31) and SM42-746 doing yard operations