This page contains a very long flat list of aircraft types, roughly categorised. As it grows, it will become a less than useful index, and if it isn't complete, that's also less than useful... so, in an attempt to provide some better indexing, try one of these alternatives:
... toward Manchuria followed by 100,000 Japanese troops.
April 30 - Louisiana Purchase Exposition World's Fair opens in Saint Louis, Missouri (closes December 1)
...