arriving mail art from Uli Grohmann (Germany)

arriving mail art from Peter Müller (Germany)

arriving mail art from Peter Backes (Germany)

arriving mail art from Ottmar Bergmann (Sweden)

arriving mail art from Arturo Fallico (USA)

arriving mail art from Vittore Baroni (Italy)

arriving mail art from Peter Backes (Germany)

arriving mail art (?) from Heinz W. Lotz (Germany)

arriving mail art from Norbert Koczorski (Germany)

arriving mail art from Dmitry Babenko (Russia)

arriving mail art from Bruno Chiarlone (Italy)

arriving mail art from Erich Sündermann (Austria)

see his page: http://zeichenbuch.info

arriving mail art from Henry Gu(...?) (USA)

I'm not sure whether this is mail art motivated? inside some copies 

of asiatic people - no intructions or words

I can not decipher the surname

arriving mail art from Peter Backes (Germany)

arriving mail art from Roberto Formigoni (Italy)

arriving mail art from D.C. Spaulding (USA)

arriving mail art from Jean Pierre Comes (France)

arriving mail art from Norbert Koczorski (Germany)

arriving mail art from John Held Jr. (USA)

arriving mail art from Moan Lisa (USA)