Cornell University, College of Veterinary Medicine -- An easy to navigate online text book that covers hemogram basics, hematology atlas, routine urinalsis, unine sediment atlas, clinical chemistry, red cell morphology and hemostasis.
John M. King, DVM, Cornell University -- Large necroscopy database that can be search by keyword, species, tissue, etiologic DX, morphologic DX, or lesion name. Includes randomly generated quizes.