Catalogue = Black covered leaflet for the 600
            range.  235mm wide x 191mm high.

602Loudspeaker  = Blue covered leaflet for the
            602 loudspeaker 235mm wide x 191 mm high.
            
602AdvanceInfo = Leaflet announcing in advance
           the 602 loudspeaker and giving the
           intended specifications.
           235mm high by 191mm wide.

J2Stand =  Double sided leaflet on the 'J2'
           loudspeaker stand. Gives dimensions
           of stand.  235mm high x 191mm wide.

Wallet  =  This was a wallet with a pocket inside
           back. It was used to hold a collection
           of leaflets for the 600 range and made
           it easier to hand them out as a 'pack'
           at shows in the 1970's. Size just
           large enough to hold set of 235x191
           items.

Sonex1973 = Sheet printed on one side. Handed out
           as part of the pack of leaflets at
           the Sonex show. Lists the musical
           items used in the demonstration.
           235mm wide x 191mm high

PriceList = Sheet printed on one side. Lists
           prices and vat (12.5%). Note dated,
           but includes the 602 and has a ref
           number starting '79'.
           235mm high x 191mm wide.