{HEAD ~ When cocked, the hook rest} on the bottom edge of a small hole drilled in {TAIL ~ a lower corner} of a hooded type mailbox door 
{ HEAD ~ When cocked , the hook rest } on the bottom edge of a small hole drilled in { TAIL ~ a lower corner } of a hooded type mailbox door
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH