Calculating machine - Typewriter - Vermon - Olympia
Copy machine - IBM
Duplicating machine - Stencil - Offset - Gestetner - Diemen
Cash desk - ICL - Computer
Calculator - Calculating machine
Electric typewriter - Remington Rand
Calculator - Calculating machine - Addo-X
Calculator - Calculating machine - Victor
Electric calculator - Calculating machine - Canola
Glue pot - Gluton - Talens - Apeldoorn
Scissors - Clipping service
Hermes - Mercury - Carbon
Dictation machine
Typewriter - Silent - L.C. Smith
Typewriter - Olivetti
Calculator - Calculating machines - Monroe
Olympia - Typewriter
Photocopier - Gispert
Folding machine - Pitney Bowes
Typewriter - Drawing table - Amersfoort
Calculator - Calculating machine - Addo
Post-it - 3M - Sticky notes - Sponsor 1988 Olympics
Scryption - Writing
Calculator - DAP
Typewrtter - Calculating machine - Olympia
IBM
Counting - Calculating machines - Contex
Calculator - Counting machine - Accounting machine
Calculator - Counting machine - Cash register - Victor
Typewrtter - Calculating machine
Measuring paper
Typewriter - Royal
IBM - 50 years of electric typewriters
Paperclip
Calculating machine - ADDO X
Infomatics - Micrographics - 3M - Fair
Calculator - Friden
Calculator - Counting machine - Cash register
Calculator - Singer
Typewriter - Drawing table
Desk writing pad - Matton
Showmap
Cellophane tape - Scotch
