colossuscover
COLOSSUS Bletchley Park’s Greatest Secret

The previously untold story of how Bletchley Park’s most brilliant codebreakers cracked Hitler’s cipher machine and invented the electronic computer

‘Masterly’ - Donald Michie, former Bletchley Park codebreaker and user of Colossus
- Spectator

‘The pre-eminent account’ - Professor Richard J Aldrich, author of
GCHQ

AS FEATURED IN RECENT BBC2 ‘TIMEWATCH’ DOCUMENTARY:
CODEBREAKERS: BLETCHLEY PARK’S LOST HEROES


InsideRoom40cover
INSIDE ROOM 40 The Codebreakers of World War 1

A vibrant account of British codebreaking operations in the First World War that will change our view of how the war was fought and won.

‘A comprehensive view of British World War I codebreaking’ - Chris Christensen -
Cryptologia

‘A revelation’ - Radio Society of Great Britain

As featured in recent BBC Radio 4 ‘Document’ programme on the role of Room 40’s intercept intelligence in the 1916 Easter Rising in Dublin


trojan horsescover
TROJAN HORSES & NATIONAL CHAMPIONS:
A History of the European Computing & Telecommunications Industry

The dramatic rise and fall of the European computer industry

‘IT Book of the Year’ 1997


The ROCK TRAILS series of hillwalker’s guides to the geology & scenery

RTSHighlandscoverRTPeakcoverRTLakelandcover9781906095420

ROCK TRAILS SCOTTISH HIGHLANDS
‘Gannon has brilliantly nailed a way of explaining complex geology to the lay person ... he speaks to the hillwalker as an equal with a shared love of mountain scenery’ - Professional Mountaineer magazine

ROCK TRAILS PEAK DISTRICT

‘The best Peak District guidebook so far produced’ - Down to Earth Magazine

ROCK TRAILS SNOWDONIA
Available now - revised & expanded 2nd edition

‘A cracking little book’ - Mountain Leader Training England News

ROCK TRAILS LAKELAND

‘Others have dealt with the geology but few can have described it with such enthusiasm and clarity’ - Cumberland News



Paul Gannon is a participant in the Amazon Europe S.à r.l. Associates Programme, an affiliate advertising programme designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.co.uk


Site last updated 9th October 2013