On the North American species of the genus Osmia
by
Ezra Townsend Cresson
series:
Unknown
first published:
Unknown
Notes on osteology of Baptanodon : with a description of a new species vol. 2 no. 9
by
Carnegie Museum
series:
Unknown
first published:
Unknown
Biosystematic review of the bloodsucking psychodid flies of Colombia (Diptera: Phlebotominae and Sycoracinae)
by
Young, David Grier
series:
Unknown
first published:
Unknown
Role of the charge-transfer complex in the alternating copolymerization of N-substituted maleimides and vinyl ethers
by
Olson, Kurt Gordon
series:
Unknown
first published:
Unknown
Philologus
by
Schneidewin, Friedrich Wilhelm, 1810-1856, ed
series:
Unknown
first published:
Unknown