Unfortunately I can't. But this http://airfixtributeforum.myfastforum.org/ftopic19790-0-asc-0.php might entertain you while waiting for more useful replies. It's a masterpiece of scratchbuilding.
Thanks for the help guys, the book looks exactly what I need with the drawings of the gun,carriage, sights and limber but will have to go on the wish list. Unfortunately pensioners have to prioritize the expenditure and a 1/32 scale model will just have to wait for a while.