File:Gramme Ring - Four Pole Stator Field Flow.jpg

Text from original diagram:

Figure 299: Distribution of magnetic lines through solid drum armature of a four pole machine.

Public Domain source:

• Hawkins Electrical Guide, Volume 1
• Chapter 19: Theory of the Armature, Page 281
• Copyright 1917 by Theo. Audel & Co.
• Printed in the United States

Scanned by Dale Mahalko, Gilman, WI, USA

DMahalko (talk) 10:41, 13 January 2008 (UTC)

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