The black is gloss paint and the letters bare aluminium (or what appears to be).
Hornby OO Gauge LNER A1/A3/A4 Locomotive 8-Wheel Tender 6-Wheel Motor Unit BW #1
Liliput L334612 Maintenance Tower Car 704 002-5 DB, BW Karlsruhe Era IV HO Gauge
Liliput L133240 Maintenance Tower Car 704 002-5 DB, BW Karlsruhe Era IV HO Gauge
Piko 47131 TT DCC Sound Locomotive BR 93 090 DR Era 3 LED, BW Berlin-Grunewald
Liliput L133241 Maintenance Tower Car 704 0041 DB AG, BW Würzburg Era V HO Gauge
