Ėlementarnai͡a︡ telegrafīi͡a︡
Subtitle: kurs dli͡a︡ telegrafistov i nadsmotrshchikov
By: N. Kachalov.
Publisher: Tip. Morskago ministerstva v Glavnom Admiralteĭstvi͡e︡
Published: 1886
Place of publication: S.-Peterburg
Language: rus
Number of pages: 109
Subjects: Telegraph.
Notes: Source: Purchase from Gennadiĭ Vasilʹevich Yudin, 1906.