Handlist Of Genera And Subgenera Of Birds, Part 1, Distinguishing Those Contained In The British Museum (1869) is a book written by George Robert Gray. It is a comprehensive guide to the classification of birds and provides a detailed list of genera and subgenera of birds found in the British Museum. The book is divided into two parts, with the first part containing a list of the genera and subgenera, and the second part containing a description of...