Scranton: The Colliery Engineer Company. Good+ with no dust jacket; Wear-through at tips of corners. Edgeworn. Wear and chipping at spine ends. Vol I missing upper 20% of spine. Vol II has slight paint(?) spot on edge of rear cover. 1901. First Edition Thus. Hardcover. Intended as instruction and high-level information for the 1901 wire telegrapher. Contains additional info on the new wireless telegraphy. Vol I covers standard electrical principles. Vol II covers telegraphy specifically. Collection of prior, smaller works on the topic. Each section is paginated, but entire volume is unpaginated: Vol I approximately 400-500 pp., Vol II approximately 600-800 pp. Copious illustrations in b&w. 3/4-style leather with textured leather-covered boards. Novelty-mar bled pastedowns and endpapers. Hinges perfect. Very clean and nice inside. A fascinating, practical look at the state of the communications art in 1901.; B&W Illustrations; 8vo .