Similar to L11280 but with coil and plug No. 1, 1-way cord and 3-way cord and plug No. 310.
See B.P.O. No. 140 Mk. 235
Taken from the 1951 ATM Catalogue
ATM TELEPHONE
L.11286
Similar to
L11280 but with coil and plug No. 1, 1-way cord and 3-way cord and plug No. 310.