6 slides

1 - Kidney of cat, t.s. showing cortex with Malpighian corpuscles and medulla with tubules, Mallory’s stain
2 - Kidney of mouse, sagittal l.s. through complete organ with cortex, medulla and pelvis
3 - Kidney of mouse, t.s. vital stained with trypan-blue to demonstrate storage
4 - Ureter of pig, t.s.
5 - Urinary bladder of rabbit, t.s.
6 - Urethra of rabbit, t.s.