Drum armatures and commutators, theory and practice
Subtitle: a complete treatise on the theory and construction of drum winding, and of commutators for closed-coil armatures, together with a full r©Øesum©Øe of some of the principal points involved in their design; and an expostion of armature reactions and sparking
By: by F. Marten Weymout
Series: "The electrician" seri; Electrician serie
Publisher: "The Electrician" Printing and Publishing Co.
Published: 1894
Place of publication: London
Subjects: Electric engineerin; Armature