611.013
C280
v.4
Cunningham, Robert Sidney, 1891-
On the development of the lymphatics of
the lungs in the embryo pig. By R. S. Cunnigham.
With five paltes.
(In Carnegie institution of Washington. 
Contributions to embryology. Washington, 1916.
30 x 26 cm. vol iv, p. 45-68. 5 p1.).
Contributions to embryology: no, 12.
Bibliography: p. 66.