The economic production of light
By: by S.E. Doane
Publisher: The Colorado Electric Light, Power and Railway Association
Published: 1911
Place of publication: Colorado?
Language: eng
Subjects: Electric utilities; Economic aspects
Notes: Title from cover.

"Read before the Association at its Ninth Annual Convention, held at Glenwood Springs, Colo., Sept. 13, 14, 15, 1911"--Cover.