"1991 at my studio, in preparation for a Seaborg bust #4, a Van Allen bust #2. Work left cut off Van Allen bust #4 under rubber mould, in the middle bust #1 of Gordon ~Wolf"
"1993 January: Our son (Joyce's and my), Marcus Brian Niessen, Engineer (Physics), now with his family in New York."
"Iowa City, Fall 1991: Dr. James Van Allen, Astro Physicist/Astronomer. Leader of interplanetary missions to Jupiter, Saturn, Uranus, Neptune. Discoverer of electro-radiation belts around planets. Bust #4 (1991)."
"1991: At Houston, Nasa Visitor Center. Gordon (our second son) and I visited there. Gordon lives now in Houston. (in charge of computers and programs for an Italian chemical company)."
