Some early records of sex-linked inheritance in fowl.
D000818:Animals; D004739:England; D005241:Feathers; D008040:Genetic Linkage; D005823:Genetics / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D010858:Pigmentation; D011200:Poultry; D012730:Sex Chromosomes