ART IN AMERICA, MAY - JUNE 1969
| IMPOSSIBLE ART - WHY IT IS / Thomas M. Messer / WHAT IT IS / David L. Shirey |
| EARTHWORKS / WATERWORKS / SKYWORKS / THINKWORKS / NIHILWORKS/ ARCHIWORKS |
| Barry, Robert |
| Baxter, Ian |
| Byars, James Lee |
| Christo |
| de Maria, Walter |
| Heizer, Michael |
| Hendricks, Bici |
| Huebler, Douglas |
| Kosuth, Joseph |
| Levine, Les |
| LeWitt Sol |
| Morris, Robert |
| Nauman, Bruce |
| N.E. Thing Co. |
| Oldenburg, Claes |
| Oppenheim, Dennis |
| Pulsa |
| Serra, Richard |
| Siegelaub, Seth |
| Smithson, Robert |
| Weiner, Lawrence |
| Wilson, Ian |