Category

man’s own breath

Based on the cover and illustrations for the 1866-67 Lewis Leeds lectures on ventilation delivered in the Franklin Institute, “Man’s Own Breath Is His Greatest Enemy” and published in 1869 by Wiley. A copy of the full text was digitized by the University of California Libraries and may be seen at
https://archive.org/details/lecturesonventil00leediala/page/n79/mode/2up.

Category

man’s own breath

Based on the cover and illustrations for the 1866-67 Lewis Leeds lectures on ventilation delivered in the Franklin Institute, “Man’s Own Breath Is His Greatest Enemy” and published in 1869 by Wiley. A copy of the full text was digitized by the University of California Libraries and may be seen at
https://archive.org/details/lecturesonventil00leediala/page/n79/mode/2up.