Item Type: Concertina
Action Board Summary: Simple anglo-type layout of wire staples pinned to "house-shaped" raised area of action board.
Action Board Pivot: Simple brass fold-over staple.
Action Board Levers: Brass wire, flattened.
Action Board Springs: Brass
Action Board Pallets: The pallets are of circular pale cardboard.
Action Board Air Valve: Separate larger pallet, lifted by separate lever with stronger spring.
Action Board Securing-screw pattern: None
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Created August 2009 by Neil Wayne
Last Modified 07 February 2012 by Neil Wayne, Chris Flint, Wes Williams
This page created Tuesday 14 February 2012.