 
	
	  Mail Exhibitions (1969)
	  
group of 4 offset prints and envelopes
Each card 4 ¼ x 5 3/8 in. / Each envelope 5 x 6 in.
Prints and envelopes sent from Instituto Torcuato Di Tella, Florida 936, Buenos Aires, Argentina in June 1969.
      group of 4 offset prints and envelopes
Each card 4 ¼ x 5 3/8 in. / Each envelope 5 x 6 in.
Prints and envelopes sent from Instituto Torcuato Di Tella, Florida 936, Buenos Aires, Argentina in June 1969.
 
           
           
          