I B 1 Nr. 23/40-151-BM.

http://lod.ehri-project-test.eu/units/de-002409-de_its_0_4-230-009-074_1079a_jpg/alternateIDs/3 an entity of type: Identifier

I B 1 Nr. 23/40-151-BM. 

data from the linked data cloud