EXPLOSIVES
AND BLASTING REGULATIONS
D. T. Froedge
THE BLASTING
CONTRACTOR AS AN INSURANCE RISK
Donald C. Clark
A BLASTER
COMPLIES WITH DEPARTMENT OF TRANSPORTATION
REGULATIONS
Donald H. Matthews
PUBLIC
RELATIONS: A PRACTICAL MEANS TO CONTROL
BLASTING COMPLAINTS
G. Alan Foster and
I. E. "Chip" Harris
BLAST NOISE
ANNOYS
David E. Siskind
AUSTIN'S NEW
DELAY PRIMER RELAY
Roger N. Prescott
AMMONIUM
NITRATE AGENTS FUELED WITH NITROPROPANE
John Rockwell Post