Sylvia DeWitt (wife of Van-Zee of Kandor)
Sylvia DeWitt (wife of Van-Zee of Kandor) appears in 11 issues in grailworth's catalog, and was first published in 1960. First appearance: Superman's Girl Friend, Lois Lane #15 (1958), cover dated 1960.
First appearance
Every appearance we value
Action Comics (1938) 1 issue
Superboy (1949) 1 issue
Superman (1939) 2 issues
The Superman Family (1974) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.