formidably inclusive
Times Higher Education Supplement
What matters most is the comprehensiveness of the coverage, and here Robbins's endeavours have made it difficult to carp ... Robbins's work will be an indispensable reference tool for students and scholars, and no institution in higher education should be without a copy.
E.H.H. Green, The Library, 19.1, March 1997
Historians will be especially grateful to him for the coverage of materials for the period 1914-1945
Donald Munro, Institute of Historical Research, Contemporary British History, Vol 12, no 2, summer 98