TY  - BOOK
AU  - Denny,Mark
TI  - Their arrows will darken the sun: the evolution and science of ballistics 
SN  - 9780801898563
AV  - UF820 .D46 2011
U1  - 623/.51 22
PY  - 2011///
CY  - Baltimore
PB  - Johns Hopkins University Press
KW  - Ballistics
KW  - Trajectories (Mechanics)
KW  - Aerodynamics
N1  - Includes bibliographical references (p. 221-226) and index
ER  -