Frank W. Fetter wrote a series of articles on the authorship of unsigned  
economics articles in British periodicals:  
  
F. W. Fetter, "The Economic Articles in the Quarterly Review and their  
Authors, 1809-52," Journal of Political Economy, Vol. 66 (1958), pp.  
47-64, 154-70.  
  
F. W. Fetter, "Economic Articles in Blackwood's," Scottish Journal of  
Political Economy, Vol. 7 (June and November 1960), pp. 85-107, 213-31.  
  
F. W. Fetter, "The Economic Articles in the Westminster Review and  
their Authors, 1824-51," Journal of Political Economy, Vol. 70 (1962),  
pp. 570-96.  
  
F. W. Fetter, "The Authorship of Economic Articles in the Edinburgh  
Review, 1802-47," Journal of Political Economy, Vol. 71 (1963), pp.  
232-59.  
  
While he only covered the Edinburgh Review up to 1847,  he discusses  
the sources for identifying authors of unsigned articles in 19th century  
British periodicals.  
  
Robert Dimand