1965 Trip to Bennington College, Bennington, Vermont to visit
Anthony Caro and Kenneth Noland.
Began plexiglass pieces.
1967 First experimentations with lasers, ideas for projection of color transparencies into a controlled atmosphere of vapor.
"Krebs responded deeply to the work of sculptor Anthony Caro and visited Caro at Bennington College in Vermont where he, as well as Kenneth Noland, was teaching. While Krebs’s exposure to art is extremely broad, the work of Noland and Caro has been the most immediately influential.
The most remarkable aspect of Krebs’ s study of the work of Noland and Caro is the speed with which he was able to grasp the problems they were presenting in their art and then the speed with which he was able to apply this
toward solutions all his own.
Woods, James N. Rockne Krebs, Albright-Knox Art Gallery, 1971.
“His materials vary but his concerns remain the same. All his sculptures deal with space-space explored and occupied by glowing lines of light. Krebs’ laser lines vanish at the throwing of a switch. His plastic lines are permanent
Richard, Paul. HemisFair Sculpture, The Washington Post, 1968.
Artists on Their Art, Art International, Volume XII/4, 1968.