Is a Polish lawyer authorized to certify copies of documents as true to the original? In what case can he / she do it, and when is it legally ineffective?

A few words of comment in reference to the request by a colleague staying in Spain.

The material uses images from the links, as below:

• https://commons.wikimedia.org/wiki/File:Warszawa_9471.jpg
• https://commons.wikimedia.org/wiki/File:Ministerstwo_Spraw_Zagraniczych_al._Szucha_23.JPG
• https://commons.wikimedia.org/wiki/File:Fuente_de_Cibeles_-_04.jpg
• https://commons.wikimedia.org/wiki/File:G%C3%BCell_BCN.jpg