Chambers's Encyclopaedia. Volume 04 - Confirmation-Educational Psychology

London: George Newnes Limited, 1950. — 780 p.Although this edition of Chamber's Encyclopedia bears a historic name, it is in fact an entirely new work, new in conception and plan as well as in execution.
The editors have been inspired by the knowledge that they were carrying on the great traditions of impartial, disinterested scholarship and literary excellence, which have made Chamber's Encyclopedia a household name for the better part of a century.