Diagrams 164 E (4 sets) and 164 D (1 set) , articulated in about 1912, using ex 6 wheel GNR and ECJS Lugage Lavatory Composites from diagram 146. Length differences within diagram 146 mean that some of diagram 164E had one carriage of 36' length instead of 35' 3.5".
Diagram 134 (Isinglass drawing 171) can also be formed from similar vehicles. Email for details.