The Substation Horn it offered a range of

it offered a range of naval telephone loudspeakers as well as telephone switchboard

Don’t forget to place that call and tell someone you love them

It was patened in 1897 and 1903

to Baltimore

and possesses the wisdom of the ages

The Substation Horn it offered a range ofThe Substation iHorn is made from an early Dictograph telephone substation in a wooden case, together with a vintage funnel horn. The placard inside stated if was protected by patents dated 1907, 1909, 1912 and 1913. Thus, the probable date of manufacture was 1914 1915. Dictograph was formed in 1902 producing the first room surveillance eavesdropping device. It was an international corporation, with offices in United States, Europe, and the Orient.