The Hollerith and Powers tabulating machines
By: by L. J. Comrie.
Publisher: Printed for private circulation
Published: 1933
Place of publication: London
Language: eng
Number of pages: 48
Subjects: Tabulating machines.
Notes: "Being based on a lecture delivered under the auspices of the Office machinery users' association at the London school of economics on 1929 November 20, and two of the Newmarch lectures, delivered at University college on 1933 March 2 and 9."
Reprinted from the Transactions of the Office machinery users' association, June 1930. cf. Pref.