Psion Organiser
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The Psion Organiser is a range of pocket computers developed by the British company Psion in the 1980s. Both the Organiser I and Organiser II feature a characteristic hard plastic sliding cover protec
Psion Organiser I
Organiser II with cover
Organiser II (open and closed); models XP & LZ shown on 5 cm squares
Memory modules for the Organiser (on 5 cm squares)
Personal digital assistant
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A personal digital assistant is a multi-purpose mobile device which functioned as a personal information manager. Following a boom in the 1990s and 2000s, PDAs were mostly displaced in the early 2010s
Psion Organiser
…keyboard, with letters arranged alphabetically. The Organiser II competed with the Filofax and can be considered the first usable electronic organizer or personal digital assistant (PDA) in that it combined an electronic diary and searchable address database in a small, portable device. Production of consumer hand-held devices by…
The Palm TX
Apple Newton MessagePad (1993) – Computer History Museum
PalmPilot organiser on display at the Musée Bolo, EPFL, Lausanne