Produced in the 1960's this telephone was the wall equivalent of the DLG range.
Click here for the Dialog main page
Circuit Diagrams DLN 012 - 364800 and H15662 DLN 024 - H15662 DLN 100 - 360201 DLN 165 -169, 175-179, 185-189 and 195-199 - 360290 (Types 1-2) DLN 200 - 360201