Armstrong, Charles: The experimental transmission of poliomyelitis to the Eastern cotton
rat, Sigmodon hispidus hispidus. Pub. Health Rep. 54 :1719-1721, Sept. 22, 1939.
Armstrong, Charles: Successful transfer of the Lansing strain of poliomyelitis virus from
the cotton rat to the white mouse. Pub. Health Rep. 54 :2302-2305, Dec. 29, 1939.
Also Intern. Bull. Econ. M. Res. and Pub. Hyg. A40:158-l60, 1939.
(^) Lillie, R. D. and Charles Armstrong: The pathology of poliomyelitis experimentally
induced in the Eastern cotton rat, Sigmodon hispidus hispidus. Pub. Health Rep. 55 :115-
119, Jan. 19, 1940.
Lillie, R. D. and Charles Armstrong: Cepoliomyelitis in the Eastern cotton rat, Sigmodonrebrospinal pathology of experimental hispidus hispidus, and in the white
mouse, Mus musculus. Pub. Health Rep. 55 :718-725, Apr. 26, 1940.
Armstrong, Charles: Studies on choriomeningitis and poliomyelitis: Trans. and Studies of
the Coll. of Phys. of Phila. 4 Ser., Vol. 8, Apr. 1940.
Haas, V. H. and Charles Armstrong: Immunity to the Lansing strain , of poliomyelitis as
revealed by the protection test in white mice. Pub. Health Rep. 55 :1061-1068, June 14,
1940.
(^) Armstrong, Charles: J. J. Wallace and Louis Ross: Lymphocytic choriomeningitis. Gray
mice, Mus musculus, a reservoir for the infection. Pub. Health Rep. 55 :1222-l229, July 5,
1940.
Lillie, R. D.: T. L. Perrin and Charles Armstrong: An institutional outbreak of pneumonitis. III. Histopathology in man and Rhesus monkeys in pneumonitis due to the
virus of Q fever. Pub. Health Rep. 56 :149-155, Jan. 24, 1941.
Armstrong Charles: Studies on choriomeningitis and poliomyelitis. The Harvey Lectures,
1940-1941, Series XXXVI, 39-65, Bull. N. Y. Acad. Med. April 1941, 295-318.
Armstrong, Charles: Cotton rats and white mice in poliomyelitis research. Amer. Jour.
Pub. Health. 31 :228-232, Mar. 1941.
Armstrong, Charles and J. W. Hornibrook: Choriomeningitis virus infection without central nervous system manifestations. Report of a case. Pub. Health Rep. 56 :907-909,
April 25, 1941.
Armstrong, Charles: The etiology of poliomyelitis. Infantile Paralysis, Inc., Vanderbilt
Lectures, April 1941.