1. 1
   An investigation of the coals of Canada with reference to their economic qualities

   gan Porter, John Bonsall, 1861-
   Cyhoeddwyd 1912

   Ottawa, Government printing bureau, 1912-15.

   7v. plates (part fold.) fold. maps, plans (part fold.) fold. tables. diagrs. (part fold.) 26cm.

   Local Call Number: Llwytho...
   

   Llwytho...

   Ychwanegu at ffefrynnau
   

   Wedi'i Gadw mewn:
2. 2
   The manufacture, consumption and production of iron, steel, and coal in the Dominion of Canada : with some notes on the manufacture of iron, and on the iron trade, in other countri...

   gan Bartlett, James Herbert
   Cyhoeddwyd 1885

   Montreal : Dawson Brothers, 1885.

   viii, 167 p. ; 25 cm.

   Local Call Number: Llwytho...
   

   Llwytho...

   Ychwanegu at ffefrynnau
   

   Wedi'i Gadw mewn:

Offerynnau Chwilio: