especially adapted to secure safe window gases at a point in the furnace where combustion is possi- ventilation in bedrooms. are united. The flow is thus evenly maintained and is inde- ble. Thus the heat ordinarily expended in elevating the pendent of the pressure below the valve. The regulating… … space 500 feet long by 150 wide, had doors to be opened, and that there accumulated a homogeneous mass is no necessity of throwing open of putrescent matter, composed of furnace doors to check combustion, : usual glass globe. The pressure at the tip of these burners marsh mud and decomposing…
Internet Archive · Public domain (published before 1931). Free to use for anything.
