✦ LIBER ✦

Discussion on Â¿Underground telegraphs in FranceÂ¿

✍ Scribed by Abel,; Schramm, Otto; Truman,; Smith, Willoughby; Treuenfeld,; Preece, W.H.; Bright, Charles

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Discussion on Â¿Fire telegraphsÂ¿

✍ Abel,; Montefiore,; Higgins,; Von Treuenfeld,; Moir,; Treuenfeld, 📂 Article 📅 1877 🏛 Institution of Electrical Engineers ⚖ 399 KB

Discussion on Â¿Telegraphs in PersiaÂ¿

✍ Bateman-Champain,; Clark, Latimer; Varley, C.F.; Mayes, W.; von Treuenfeld,; Bri 📂 Article 📅 1879 🏛 Institution of Electrical Engineers ⚖ 528 KB

Discussion on Â¿The autokinetic telegrap

✍ Abel,; Treuenfeld,; Walford,; Montefiore,; Gray, R.K.; Langdon,; Rische, 📂 Article 📅 1877 🏛 Institution of Electrical Engineers ⚖ 799 KB

Discussion on Â¿South African telegraphs

✍ Champain, Bateman; Mayes, W.; Mann,; Treuenfeld,; Webber,; Sargeaunt,; Spagnolet 📂 Article 📅 1879 🏛 Institution of Electrical Engineers ⚖ 617 KB

Discussion on Â¿ValvesÂ¿

📂 Article 📅 1946 🏛 Institution of Electrical Engineers ⚖ 362 KB

Discussion on Â¿On batteriesÂ¿

✍ Clark, Latimer; Adams, Alexander J.S.; Fitzgerald, D.G.; Rudall,; Higgins,; Robe 📂 Article 📅 1877 🏛 Institution of Electrical Engineers ⚖ 689 KB