Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 144,395 pages of information and 230,177 images on early companies, their products and the people who designed and built them.
An engine manufactured in Germany and used in motorcycles, small cars and powered gliders. It is also written as JLO.
The company was created 1911 in Altona/Elbe as Ilo Motorenwerke. The firm's founder was Heinrich Christiansen.
The company is now owned by North American Rockwell Co.