Chinese travel permit tag issued to a Jewish refugee in Shanghai

http://lod.ehri-project-test.eu/units/us-005578-irn78449-irn34538 an entity of type: RecordSet

The name tag was donated to the United States Holocaust Memorial Museum in 1990 by Leo Arnfeld. 
irn34538 
Chinese travel permit tag issued to a Jewish refugee in Shanghai 
b: Height: 0.750 inches (1.905 cm) | Width: 3.500 inches (8.89 cm) 
No restrictions on access 
No restrictions on use 
with metal clip; a= ID card; b=pin 

data from the linked data cloud