Search for Missing Persons launches (1938)
VERIFIED evidence grade of this record
Jack L. Cooper created Search for Missing Persons in 1938 on WSBC Chicago, a program to reunite Black listeners with family separated by migration, incarceration, or economic hardship.
Notes
RELP111 supporting event; events.json CTL-EVT-023914.
Referenced by
- Jack L. Cooper — initiated → this record
Sources
- Radio Hall of Fame - Jack L. Cooper
- USA Radio Museum - Making of a Pioneer: Jack Leroy Cooper
Record CTL-E-4824 · CultureTechLens Knowledge Graph · evidence grade: VERIFIED · 2 sources · 1 mapped relationship · CTL research: RELP-001.
Directory: all entity records · the knowledge graph
Cite this record
Chicago: CultureTechLens. “Search for Missing Persons launches (1938) (CTL-E-4824).” CultureTechLens Knowledge Graph. Chicago, IL: CultureTechLens, 2026. https://culturetechlens.com/graph/entities/ctl-e-4824/
APA: CultureTechLens. (2026). Search for Missing Persons launches (1938) (CTL-E-4824) [Entity record]. CultureTechLens Knowledge Graph. https://culturetechlens.com/graph/entities/ctl-e-4824/
MLA: CultureTechLens. “Search for Missing Persons launches (1938) (CTL-E-4824).” CultureTechLens Knowledge Graph, 2026, https://culturetechlens.com/graph/entities/ctl-e-4824/
Citation guidance for teachers, journalists, and funders: How to Cite Us.
From the Archive
The archive in pictures
The people, places, and institutions this work documents. Photographs from the CultureTechLens research record — rights-cleared, credited, and cited like everything else here.



Trust & evidence
Evidence before authority. CultureTechLens publishes its methods, its limits, and its corrections alongside its findings. Claims carry grades — VERIFIED, SUPPORTED, PROVISIONAL, DISPUTED, UNRESOLVED — and unknowns are never reported as zero.
Every claim graded. Every source named. Every correction public — see the corrections log.