Dave,
it appears that when I reply to your posts that my email gets bumped and I
get that mail deilivery subsytem message. Here were what came when I
entered those functions, supplying the address of two separate but blank
cells in the column.
I get True in the first and 0 in the second

Ross

----- Original Message -----
From: "Dave Peterson"
Newsgroups: microsoft.public.excel.misc
Sent: Saturday, September 17, 2005 6:59 PM
Subject: Blank cell revisited