Urheber / author:
George Maciunas
(1931 Kaunas, Litauen - 1978 Boston, USA)
https://de.wikipedia.org/wiki/George_Maciunas
Fotograf / photographer:
Technik / technology:
Kopie
Entstehungsjahr / year of origin:
o. J.
(xeroxes of four postcards from George Maciunas to the Deputy Assistant Attorney General of New York, Lawrence Ravetz)