Just the ticket for a SHTF bunker......the only question is who would you call in that case? :) Ron K0IDT On 1/28/2015 9:08 PM, Don Robert House K9TTY wrote: > Have not seen one of these in many years. > Used at pipeline locations and some plants where a regular phone might ignite gases. > > Item number 181648414529 > DRH > K9TTY > >