the first could be a MiNr 4 - or a "Probedruck" (Saggio) - then it should have thicker paper - and the cancel is a fake.
the second is a "cut out" (ritaglio) from a postal stationery envelope
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Sorry for writing english. My Italian is not good enough to write Italian. So if somebody translate it - if nessessary - its fine with me. (No need to answer in english. Reading Italian is a lot easier than writing it.
I had 7 years Latin at school (and the links to google translate) ...