One of the beauties of the split-toning process is the way it adds a three-dimensional feel to the two-dimensional print.
I had been exploring the work of Edward Weston at the time and the red cabbage was a fairly hackneyed subject even back then, but gazing at it is a bit like gazing into a fire, strange shapes emerge.
Mamiya C330F, 120 Tri-X, printed on Agfa Record Rapid, split-toned in Kodak Selenium Toner