
. 1968. 16mm; 10 minutes; black and white; silent (Castelli- Sonnabend)

. 1968. 16mm; 13 minutes; black and white; silent (Castelli- Sonnabend).

. 1969. 16mm; 10 minutes; black and white; silent (Castelli-Sonnabend).

. 1972. 16mm; 90 minutes; black and white; sound (BFI, CFDC; Zeitgeist, 200 Waverly Pl., New York, NY 10014).

. . . 1974. 16mm; 105 minutes; black and white/color; sound (BFI, CFDC, Zeitgeist).

. 1976. 16mm; 90 minutes; black and white/color; sound (BFI, CFDC, MoMA, Zeitgeist).

. 1980. 16mm; 125 minutes; black and white/color; sound (BFI, CFDC, FACETS, MoMA, Zeitgeist).
Page 432

. 1985. 16mm; 125 minutes; black and white/color; sound (CFDC, MoMA, Zeitgeist).

. 1990. 16mm; 100 minutes; black and white/color; sound (Zeitgeist).
Godfrey Reggio

. 1983. 35mm; 87 minutes; color; sound (New Yorker, FACETS).

. 1988. 35mm; 99 minutes; color; sound (New Yorker).

. 1991. 35mm; 29 minutes; color; sound (World Wildlife Fund).
Anne Robertson
Robertson makes a distinction between films that are 'in progress'unfinished films she will bring to conclusion at some future dateand films that are 'ongoing': films she assumes will continue to develop as long as she lives.
