TY - JOUR T1 - An Extract of a Latin Letter, Written by the Learned Signior Malpighi to the Publisher, Concerning Some Anatomical Observations, about the Structure of the Lungs of Froggs, Tortoises, & c. and Perfecter Animals; As Also the Texture of the Spleen, & c. JF - Philosophical Transactions (1665-1678) VL - 6 SP - 2149 EP - 2150 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1671.0013 M3 - doi:10.1098/rstl.1671.0013 AU - Malpighi, S. ER -