TY  - BOOK
AU  - Armstrong,H.E.
AU  - Brock,W.H.
TI  - H. E. Armstrong and the teaching of science 1880-1930
SN  - 0521086795 :
U1  - 507 
PY  - 1973///
CY  - London
PB  - Cambridge University Press
KW  - Science
KW  - Philosophy
N1  - Includes index
ER  -