CO2, Carbon Dioxide, Fire Extinguishing Equipment Instructions [Fire Fighting] Page: 1 of 1
Reference the current page of this Technical Drawing.
CO2, Carbon Dioxide, Fire Extinguishing Equipment Instructions [Fire Fighting], technical drawing, July 30, 1940; (https://texashistory.unt.edu/ark:/67531/metapth887146/m1/1/?rotate=270: accessed May 5, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting Texas Parks & Wildlife Department.