Well I'll be . . . I think you've solved it!
Still, the "Lilo" at IMDB isn't named "Liliane Lewin." Oh well . . . this is probably as close to The Truth as we'll ever get!
How strange for multiple issues of the World Almanac to misspell her stage name by one letter.
They copied the last year's text, mistake and all. Like that island that never existed they recently uncovered. Seems it got stuck on a map hundreds of years ago and everybody else added it to their map, even though it wasn't there.