A blind man in a dark room - looking for a black hat which isn't there.

A blind man in a dark room - looking for a black hat which isn't there.

A blind man in a dark room - looking for a black hat which isn't there.

A blind man in a dark room - looking for a black hat which isn't there.

A blind man in a dark room - looking for a black hat which isn't there.

A blind man in a dark room - looking for a black hat which isn't there.

A blind man in a dark room - looking for a black hat which isn't there.

A blind man in a dark room - looking for a black hat which isn't there.

A blind man in a dark room - looking for a black hat which isn't there.