In a flash, he'll tick off his latest and greatest finds -- currently, an early-l9th century mechanical chicken delouser -- and he'll announce without hesitation his "wants" -- a 19-century "Chamberlain's Setting Hen" incubator, which sports a lid shaped like a broody hen.
What he doesn't find on his own, he finds with the help of friends and fellow fanciers -- like the Wisconsin man who helped him track down that mechanical delouser.