LC control no. | n 2001031301 |
---|---|
Personal name heading | Helsper, Walter, 1927-1992 |
Found in | Helsper, Walter. "Unwirklichkeit üben--", 1998: t.p. (Walter Helsper) Biographie (b. July 1, 1927 in Herdorf/Sieg; d. June 28, 1992in Siegen; artist) |