The “Workers’ Samaritan Union” (Arbeiter-Samariter-Bund) in Flensburg, Schleswig-Holstein, operates as a volunteer service, using a variety of vehicles.
Krankentransportwagen (KTW) – Ambulance
Ambulance at the depot in an old barracks building:
Mannschaftswagen (MTW) – Personnel Carrier
Please note that these are scans from old 35mm slides from my archives, with resultant deterioration in colours and sharpness.