Saturday, November 14, 2009
link http://www.archive.org/stream/cu31924003353848/cu31924003353848_djvu.txt
"Hand book of explosives; instructions in the use of explosives for clearing land, planting and cultivating trees, drainage, ditching, subsoiling and other purposes"
Dupont co.
"Hand book of explosives; instructions in the use of explosives for clearing land, planting and cultivating trees, drainage, ditching, subsoiling and other purposes"
Dupont co.
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