Books by Charles E. Allen:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Allen, Charles E. (Charles Elmer), 1872-: How Germany explains her acts (University of Wisconsin, 1918) (page images at HathiTrust)- Allen, Charles E. (Charles Elmer), 1872-: Nuclear and cell division in the pollen-mother-cells of Lilium canadense (1904) (page images at HathiTrust; US access only)
- Allen, Charles E. (Charles Elmer), 1872-: Textbook of botany (D.C. Heath & co., 1917), also by Edward M. Gilbert (page images at HathiTrust; US access only)
- Allen, Charles E. (Charles Elmer), 1872-: A textbook of general botany (The Macmillan company, 1924), also by Gilbert Morgan Smith, George S. Bryan, Rollin H. Denniston, Edward M. Gilbert, and James B. Overton (page images at HathiTrust)
- Allen, Charles E. (Charles Elmer), 1872-: A textbook of general botany (The Macmillan company, 1928), also by Gilbert Morgan Smith, George S. Bryan, Rollin H. Denniston, Edward M. Gilbert, and James B. Overton (page images at HathiTrust; US access only)
Find more by Charles E. Allen at your library, or elsewhere.