GVB Amsterdam metro trainset running on line 54, on the northbound metro track of Amsterdam Amstel station, 1999-08-26 (see clock for time!)

Amsterdam Amstel is a combined train/metro station with four tracks and two island platforms. The NS (train) tracks are on the outer sides, electrified with 1500V= overhead wire. The GVB (metro) tracks are in the centre, electrification is with third rail here.

Photo and scan: Klaus von der Heyde