You can download Veterinary Histology of Domestic Mammals and Birds 5th Edition by Hans-Georg Liebich (Translated by Corinna Klupiec) free in pdf format.
A full colour atlas of veterinary histology images with accompanying text, covering domestic mammals and birds. It provides a peerless collection of diagrams, schematics, colour micrographs and electron microscope images, plus online access to a further 900 colour images. The author presents information from both a structural and functional perspective. This applied approach highlights the importance of understanding histology as a basis for identifying disease.
Translated from the German edition, Veterinary Histology of Domestic Mammals and Birds 5th Edition is an excellent atlas for veterinary students and veterinary school libraries.