>Thanks Ian, it sounds good.  I'll check out the web page at work
>tomarrow...the connection there is a whole lot faster.

That will actually get you less than you've already got. There's just a
precis on the website. The essay is about gravel driveways rather than
roads. If it's likely to be of use/interest to you let me know and I'll
email it in full.

-- --
Ian Evans
The World of Old Houses: http://www.oldhouses.com.au
Publisher: The Flannel Flower Press Pty Ltd
PO Box 591, Mullumbimby, New South Wales, Australia 2482
Phone/fax: +612 6684 7677 Email: [log in to unmask]