For your prints...

You can buy photographic paper to:

Fotoforniture Sabatini
Via Germanico,166/168 a - 00192 Roma
tel. +39-063207278 r.a.- fax +39-063212304
http://www.sabatini.ws/chisiamo/chisiamo.htm

or to
E. De Bernardis Fotoforniture Srl
Piazza Della Cancelleria,63
00186 Roma
http://www.prontoimprese.it/lazio/roma/roma/fotografia-apparecchi-e-materiali-produzione-e-commercio|577446.html

you can share (2 or 3 of you) the same paper if you want, to save money.
I suggest you to buy an envelope of 24x30.5 cm (10 sheets)
and an evelope of 18x24 cm (25 sheets)
Multigrade RC Ilford or Tetenal

Thank you, I'm receiving yours mid term tests
For AS199/2 remind to bring your camera on Thersday at the orto botanico.