Is there a listing of his ‘fleet’ , types, number of examples, that sort of thing ?

Look no further than this excellent book

http://www.aviationfilm.com/shop/books/wohvol01ed2nd.shtml

Available in the UK from here:

http://www.aviationbookcentre.com/military_biplane_era_190335/on_the_wings_of_history_1_the_vintage_aviatior_collection__revised_2nd_edition/15393_p.html