Spark Plug

| View Cart ⇗ | Info

Electrical device that fits into the cylinder head of an internal-combustion engine and ignites the gas by means of an electric spark

Source

Government Printing Office Official Gazette (Washingon, DC: Government Printing Office, 1912)

Downloads

TIFF (full resolution)

1552×2400, 662.3 KiB

Large GIF

662×1024, 100.2 KiB

Medium GIF

413×640, 47.3 KiB

Small GIF

206×320, 16.1 KiB