@misc{Reeves_Frank_(1886-1986)_Bulletin, author={Reeves, Frank (1886-1986) and Ross, Clyde Polhemus (1891-1965)}, howpublished={online}, publisher={Government Printing Office.}, language={eng}, type={journal}, title={Bulletin 821-B. A geologic study of the Madden Dam Project Alhajuela, Canal Zone}, keywords={geology, mineralogy, United States of America, journals}, }