House telephones, bells and signalling systems : a practical handbook for installation engineers, contractors and electric wiremen /
Stuart, J R.
House telephones, bells and signalling systems : - London : George Newnes, 1942. - viii, 178 p. : ill. ; 19 cm.
Includes index.
Signalling Devices
Wired Intercoms
Domestic Electronics
621.385 / STU
House telephones, bells and signalling systems : - London : George Newnes, 1942. - viii, 178 p. : ill. ; 19 cm.
Includes index.
Signalling Devices
Wired Intercoms
Domestic Electronics
621.385 / STU