12 of the Oldest Refrigerators ever Built - Oldest.org
HISTORY OF REFRIGERATION
Air Conditioning and Refrigeration Timeline | ashrae.org
Jacob Perkins - Wikiwand
1805-1876 - Vapor-compression refrigeration - The book of science
Perkins Vapor-Compression Cycle for Refrigeration
File:Jacob Perkins' Ice Machine 1834 from Scientific American Article.jpg - Wikimedia Commons
Perkins Vapor-Compression Cycle for Refrigeration
Ice machines: Inventions and Patents - 817-803-6644 - Clear Ice Service Company
This is the HVAC tech that will replace vapor compression | Engineering360
Early Inventions
The Invention of the Refrigerator by Christopher Perkins
Jacob Perkins - Wikipedia
The History of Refrigeration - Kalos Services - 352.243.7099
Jacob Perkins - Wikiwand
Refrigeration
Vapor-compression refrigeration - Citizendium
Jacob Perkins - ASME
Vapor-compression refrigeration - Citizendium
History of Refrigeration | Sakshi Education
Perkins Vapor-Compression Cycle for Refrigeration
JOHN GORRIE and his ICE MACHINE
Happy Birthday, Jacob Perkins | COMSOL Blog
Vapor-compression refrigeration - Wikipedia
Who Invented the Refrigerator? | Live Science
