We have always considered and collected these commercial masks and helmets as industries tribal art. Examples can be elegant in their simplicity or bazaar and complex. They are always unique, suprising and filled with personality.
Early Compact Homebrew
This very early and interesting set that was made with excellent components. The variable inductor is by General Radio Company and the Variable Condenser is Murdock. The compact size and complex nature of this radio make it a standout... $550