. "Program heading: Entertainment under the auspices of the B.F.B. Permanent Blind Relief War Fund\r\nListed in program calendars as \"Illustrated Lecture by Christian Leden\"\r\n" . "Benefit: B.F.B. Permanent Blind Relief War Fund" . . . "lecture" . . . . . . . . . . "screening" . . "1916-12-29T20:30:00"^^ . "benefit performance" . "multiple performances" .