Street course of Regnitzstraße per OpenStreetMap.
Rabensteinerstraße		https://www.openstreetmap.org/#map=19/50.28967/11.92926
Rähmberg			https://www.openstreetmap.org/#map=19/50.31909/11.91767
Rauschenbachstraße		https://www.openstreetmap.org/#map=19/50.31220/11.92589
Realschulgäßchen		https://www.openstreetmap.org/#map=19/50.31990/11.91638
Regnitzstraße			https://www.openstreetmap.org/#map=19/50.33904/11.89870
Reinhartstraße			https://www.openstreetmap.org/#map=19/50.31513/11.92543
Reiterweg			https://www.openstreetmap.org/#map=19/50.34062/11.94693
Ringstraße			https://www.openstreetmap.org/#map=19/50.33468/11.89258
Ritter-von-Münch-Straße		https://www.openstreetmap.org/#map=19/50.32769/11.91693
Rittergasse			https://www.openstreetmap.org/#map=19/50.33638/11.89605
Robischbachweg			https://www.openstreetmap.org/#map=19/50.31061/11.85909
Contributors to OSM