[Instruments, books and other objects memorable to (almost) forgotten opinions, therapies, buildings, et cetera].
D000818:Animals; D002417:Cattle; D036861:Delivery, Obstetric / Q000295:instrumentation / Q000379:methods / Q000662:veterinary*; D005260:Female; D049673:History, 20th Century; D011247:Pregnancy; D014730:Veterinary Medicine / Q000266:history* / Q000295:instrumentation