However, like the Σ.Θ. with the Bredas, the SPAP received some passenger carriages from Italy in 1952, together with the Breda steam locos and some freight cars for use with the ραβδωτά ones, which have their own topic.
Builder; SIAI MARCHETTI
So, the numbering goes like the following;
ΑΒφκτ 601-610, first and second class
ΒΚφκτ 811-818, second class with bar
Despite the fact that they can easily be recognised, lots of people (like me

After the German carriages had come, some of those that had survived went to the former Thessaly Railways network to help, as the wooden Belgian wagons were TOO old.They were used with either Mitsubishi or Krupp and Jung locos, sometimes with the Breda trailers in their compositions.However, some of them were converted to track maintainance vehicles.
Now, most of the Marchettis survive, either in good (I mean acceptable...) or bad condition at;
Enotiki
Velestino, after the station
Volos (?)
Other stations (and not only) in meter gauge Thessaly...
In spite of the fact that some of them had been generally repaired (γενική επισκευή) in 1994, they never ran again.
EDIT 19/4/2018; Three Marchetti carriages were converted at Μ.ΠΡ. in 1961 for use with Gagarin and received the numberings Ρ.Ο. 51,55,56.All of them have been scrapped (2002 and 2015 at Patras and ?).One of them was again converted to track maintainance vehicle and was scrapped in Leontarion.