Cherie Preville

In what year did Ferdinand Carré receive the U.S. patent for his development of a closed ammonia-absorption system?

ASHRAE Bestows Honors at Meeting

Questionable Business practices

What was the first year that the national hvacr contracting companies’ (a.k.a. consolidators) stocks were first traded on Wall Street?

Three out of Four Isn’t Bad

People for the Week

Hvacr helps the war effort

Glancing Back: Saving Labor in 1928, 1954, and 1972.

Glancing Back: Early Computers, Early Standards

Glancing Back