[AT] adding glow plugs

[James Peck]

This links says glow plugs date to 1929. Are they hinting that they were developed with financial support from the Mussolini administration.

http://www.etecno1.it/info_text.php?info_id=1

James AT List Member (jamesgpeck at hotmail.com); How was the 23C  head modified for the addition of glow plugs? Were holes drilled and tapped? What glow plugs were used?
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