Windpower principles :
Calvert, N. G.,
Windpower principles : Their application on the small scale / N. g. calvert ; illustrated by f. cummins - 122 páginas
085264258x
Presión del viento
TK1541 / C34
Windpower principles : Their application on the small scale / N. g. calvert ; illustrated by f. cummins - 122 páginas
085264258x
Presión del viento
TK1541 / C34