Retired firefighter and Kalispell Fire Department historian Alan “Gus” Gustafson explains some of the gauges and controls on the department's 1951 PIRSCH fire engine as fire captain Gary Daenzer looks on during a demonstration in Kalispell on Friday, Oct. 3. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    Retired firefighter and Kalispell Fire Department historian Alan “Gus” Gustafson holds a brass piercing nozzle from the 1940s stored on the department's 1951 PIRSCH fire engine during a demonstration in Kalispell on Friday, Oct. 3. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    Retired firefighter and Kalispell Fire Department historian Alan “Gus” Gustafson, left, gives a few last minute driving instructions to firefighter Ben Graham before taking the department's 1925 American LaFrance fire engine for a spin during a demonstration in Kalispell on Friday, Oct. 3. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    Retired firefighter and Kalispell Fire Department historian Alan “Gus” Gustafson sounds the horn on the department's 1925 American LaFrance fire engine for a spin during a demonstration in Kalispell on Friday, Oct. 3. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    A look under the hood of Kalispell Fire Department's 1951 PIRSCH fire engine during a demonstration in Kalispell on Friday, Oct. 3. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    Kalispell Fire Department firefighters Ben Graham and Jake Felts take the department's 1925 American LaFrance fire engine for a spin during a demonstration in Kalispell on Friday, Oct. 3. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    Retired firefighter and Kalispell Fire Department historian Alan “Gus” Gustafson holds a brass nozzle from the 1940s stored on the department's 1951 PIRSCH fire engine during a demonstration in Kalispell on Friday, Oct. 3. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    Kalispell Fire Department firefighter Seager Higgins sprays water pumped through the department's 1951 PIRSCH fire engine during a demonstration in Kalispell on Friday, Oct. 3. (Casey Kreider/Daily Inter Lake)
 Casey Kreider   

    Kalispell Fire Department firefighters Taylor Zachary and Don Thibert look over the dashboard and interior of the department's 1951 PIRSCH fire engine during a demonstration in Kalispell on Friday, Oct. 3. (Casey Kreider/Daily Inter Lake)
 Casey Kreider