This camera was made from the FED 4b for Foto-Quelle, West-Germany. This is the first version with "Revue-4" engraved on the plastic plate. Same general characteristics as the FED 4L in the Wiki.
It was equipped with Fed/Industar-61 Zebra.
This camera is not very common.
Serial number of the pictured camera: 8325308 on the back (Jacques collection).
Serial #8445734 and lens #2201678 was bought from Foto-Quelle in June 1973 (original bill).
Serial number range: #6802105 to 8445734
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