TY  - GEN
AU  - Descartes, Ren?e, 1596-1650.
TI  - Discourse on method, Optics, Geometry, and Meteorology. Translated, with an introd. by Paul J. Olscamp. xxxvi, 361 p. illus. 21 cm
AV  - Q 155 .D433 
KW  - Refraction
KW  - Science--Methodology
N1  - Includes bibliography
ER  -