P R E F A C E. 



I REGKET that, owing to the ill-hoalth of Mr. Gates, it has been 

 found necessary to entrust the com]»letion of the ' Catah)guc of 

 Birds' Eggs ' to other hands. 



The manuscript prepared by him was in a forward state, and 

 the Trustees have been fortunate in securing the co-operation of 

 a well-known Ornithologist, Capt. Savile Eeid, who has revised the 

 manuscript and the proofs. Capt. Raid has also written the Index 

 to the present volume, and has incorporated in the text references 

 to the specimens recently received by the Museum. 



E. HAY LANKESTEH, 



Director. 

 Jjiitish Mutciim (Naturul Ili.storv), 

 July?, 1903. 



