File:1958 Zündapp Citation, front left, Greenwich 2019.jpg - Wikimedia Commons
ZUNDAPP 200S/201S – Bernies Bike Shed
1955 Zündapp 200 S, 197 cc, 12 hp For Sale
1958 Zündapp 200 S specifications and pictures
Zündapp 200S from 1955
1958 Zundapp Janus technical and mechanical specifications
ZUNDAPP 200S Numbers and factory photo's – Bernies Bike Shed
101 Miles – 1956 Zundapp 200S Challenger
1955 Zündapp Bella 201 specifications and pictures