Talk:Book - Contributions to Embryology Carnegie Institution No.131
A human embryo with 14 pairs of somites / by Chester H. Heuser http://catalogue.nla.gov.au/Record/4193140
Contributions to embryology ; v. 22, no. 131 Carnegie Institution of Washington publication ; no. 414.
Washington, D.C. : Carnegie Institution of Washington, 1930. p. 135-153, 4 leaves of plates : ill. (some col.) ; 29 cm.
A presomite human embryo with a definite chorda canal / by Chester H. Heuser http://catalogue.nla.gov.au/Record/4193147
Early development of the sloth (Bradypus griseus) and its similarity to that of man, by Chester H. Heuse... http://catalogue.nla.gov.au/Record/4192880
Methods used by C. H. Heuser in preparing and sectioning early embryos http://catalogue.nla.gov.au/Record/4082493