A mailbox signal device for use in combination with rural type mailboxes which are configured with {HEAD ~ a door} having {TAIL ~ a rearwardly extending flange}; or, a door protected by a forwardly protruding hood 
having
A mailbox signal device for use in combination with rural type mailboxes which are configured with { HEAD ~ a door } having { TAIL ~ a rearwardly extending flange } ; or , a door protected by a forwardly protruding hood
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH