Is the HTML file in the same directory as the image? That's what you've written there.
if the image is in the root of the webserver, use absolute urls:
<body background="/wood030.jpg">
Printed copy · Anthology Volume 7, page 600Printed copy from The Tender For Law Anthology, Volume 7, page 600 (printed 13 June 2014). Added by this site; not part of the Facebook export.