Unusual Factors of Safety EQUIPMENT AND DESIGN

m series of narrow, cooled slots, which like the Davy safety lamp will not .... Expansion Co-efficient-The expansion co-efficient is approximately tha...
2 downloads 3 Views 2MB Size
A NEW MEMBER 05 THE IMCO FAMILY

..................... por:able

MOISTURE METER

TAG Mid#et MOISTURE KTER :

WESTON

h&%%%d