- FondsP055 - Gilles O. Allard
- SeriesS2 - Cartes et plans
- SubseriesSS1 - Chibougamau Mining and Smelting-Campbell Chibougamau Mines
- FileD1 - E.M maps led to discovery of Henderson from Gilles O. Allard and Chuck Krause
- FileD2 - Data confidential
- FileD3 - Aeromagnetic Surveys Limited Canada
- FileD4 - Yorkan Exploration - Henderson orebody