Cirkel Fritz

Report On The Iron Ore Deposits Along The Ottawa (Quebec Side) And Gatineau Rivers

Graphite: Its Properties, Occurrence, Refining And Uses

Chrysotile-Asbestos [Microform]: Its Occurrence, Exploitation, Milling And Uses

Mica [Microform]

Graphite

Report On The Chrome Iron Ore Deposits In The Eastern Townships, Province Of Quebec [Microform]