Show j 1 m 77 for best results any time of the year and under any conditions 9 A hercules explosives give satisfaction during winter especially their use is desirable if the best results are to be obtained hercules L F low freezing explosives will not freeze until after water freezes because of this their use during cold weather promotes safety and efficiency hercules L F explosives arc as follows hercules L F nitroglycerin nitro glycerin dynamite v made in all strengths from 15 per cent to 60 p er cent hercules L F E tra dynamite made in all strengths from 25 per cent to 60 per cent hercules L F gelatin dynamite made in all strengths from 35 per cent to 80 per cent hercules L F these ex p are made expressly for use in dusty and gaseous mines for an informative booklet on the use of L F explosives address HEP CULES CO N IX V kearns building salt lake city utah X |