Prahaps an old directx 7 book on ebay?
http://cgi.ebay.co.uk/DirectX-7-Sams-Teach-Yourself_W0QQitemZ8424533717QQcategoryZ1107QQssPageNameZWDVWQQrdZ1QQcmdZViewItem
Or your local big library (particually university librarys) might have it in stock you can yoink the sdk from
http://cgi.ebay.co.uk/DirectX-7-Sams-Teach-Yourself_W0QQitemZ8424533717QQcategoryZ1107QQssPageNameZWDVWQQrdZ1QQcmdZViewItem
Or your local big library (particually university librarys) might have it in stock you can yoink the sdk from