In 1908 J Grollman produced a series of Merry Widow Hat postcards poking fun at this fashion. I listed one of my favorites on eBay this week:
"VINTAGE MERRY WIDOW HAT POSTCARD LADY ON COFFIN 1908"
Here are a few of the others in this 16 card series:
Update February 2011:
Back to work - or perhaps not since the day is glorious and all work and no play....
You can find my Merry Widow Hat postcard listings in my eBay store here: Moody Mommy's Merry Widow Hat Postcard Listings