Horn and Whistle Forum International

Document from the late 1950s detailing maintenance of Leslie Supertyfon 'S' type, Leslie Tyfon, and Nathan Airchime 'M' and 'P' type horns.

First document is a 2015 brochure from Sirens Horns & Hooters in Brisbane, Australia. Sirens Horns & Hooters purchased the R.V.B company some two decades ago, and many of the original offerings are still made. This brochure details the '6320' series of pneumatic horns which have been manufactured si...

Another goodie from the old Horn Whistle Board. Details field maintenance procedures for voicing Nathan M horns.