Notes about 1968-1992 DB class numbers

Class 103.0: see class E 03.0
Class 104: see class E 04
Class 110.0: see class E 10.0
Class 112/113/114: see class E 10.12
Class 116: see class E 16
Class 117: see class E 17
Class 118: see class E 18
Class 119: see class E 19
Class 132: see class E 32
Class 141: see class E 41
Class 144: see class E 44
Class 150: see class E 50
Class 160: see class E 60
Class 163: see class E 63
Class 169: see class E 69
Class 175: see class E 75
Class 181.0/1: see class E 310
Class 184: see class E 410
Class 191: see class E 91
Class 193: see class E 93
Class 194: see class E 94

Notes about 1970-1992 DR class numbers

Class 204: see class E 04
Class 211: see class E 11
Class 218: see class E 18
Class 242: see class E 42
Class 244: see class E 44
Class 251: see class E 251
Class 252: see class 156
Class 254: see class E 94

Notes about post-1992 DB/DR/DB AG class numbers

Class 109: see class E 11
Class 142: see class E 42
Class 171: see class E 251

Apart from that, all DB AG museum electric locomotives are for internal purposes included in class 188, but these numbers are usually not inscribed on the vehicles' exteriors.