Ian - I have the directions to the Whipf's Polychrome Stain.  I will send 
them to you separately.  It has a lot of reagents, but the actual staining 
time is not that long.  Hope it helps.

Cheryl Crowder
Chief Technologist
Department of Veterinary Pathology
School of Veterinary Medicine
Louisiana State University
Baton Rouge, LA 70803 USA
(225) 346-3399
(FAX) (225) 346-3226