725E - Often found in Hospitals
Payphone 735
CT22A - with LED display
CY22B - With LCD display at Avonscroft
Tester 297E
Testel 200
CT23A - Payphone 100
CT23C- Payphone 100
Payphone 100
Payphone 100 MK ii
Payphone 200
Payphone 200 - CT31B