Weatherbe, D’ArcyNova Scotian Institute of Science2010-02-282010-02-281902Weatherbe, D’Arcy (1902). Recent developments with the calyx drill in the Nictaux iron field. Proceedings and Transactions of the Nova Scotian Institute of Science, 10(3), 350-360.http://hdl.handle.net/10222/12539Received August 20th 1901, ill. b&wenGeologyDevonianNictaux (Nova Scotia)IronHistoryTriassicSilicaPhosphorusDrilling and boringMining engineeringManganeseAluminumLimeRecent developments with the calyx drill in the Nictaux iron fieldText