<ACHTUNG ! + + + + + + + + + + ! Hier stand ein Bildchen ! + + + + + + + + + + ! ACHTUNG> LEO Remembered - By the People Who Worked on the World's First Business Computer, second edition. Edited by Hilary Caminer and Lisa-Jane McGerty. ISBN 978-1-3999-3359-9. Copies Available from the LEO Computers Society leoremembered@leo-computers.org.uk

Robert D. Galliers. <ACHTUNG ! + + + + + + + + + + ! Hier stand ein Bildchen ! + + + + + + + + + + ! ACHTUNG> LEO Remembered - By the People Who Worked on the World's First Business Computer, second edition. Edited by Hilary Caminer and Lisa-Jane McGerty. ISBN 978-1-3999-3359-9. Copies Available from the LEO Computers Society leoremembered@leo-computers.org.uk. Inf. Syst. J., 33(2):418, March 2023. [doi]