1947 Babcock & Wilcox Boilers Ad - "POWER BOOSTED 60% NO ADDED FLOORSPACE."
1947 Babcock & Wilcox Boilers Ad - "POWER BOOSTED 60% NO ADDED FLOORSPACE."

1947 Babcock & Wilcox Boilers Ad - "POWER BOOSTED 60% NO ADDED FLOORSPACE."