Lot #188684: 5 Vintage Telegraph Relays – J.H. Bunnell & Co. New York – No. 21A 100 Ohms

Lot of five vintage electromagnetic telegraph / communications relays. Includes examples marked J.H. Bunnell & Co., New York, N.Y., Made in U.S.A., along with units marked No. 21A – 100 OHMS. Heavy early electrical construction with electromagnetic coils, adjustable brass contact mechanisms, screw terminals and substantial black metal bases. The undersides retain their original point-to-point wiring and electrical components. These appear to be period telegraph, communications or signalling equipment. They were found together with other vintage signalling/communications electrical equipment. All five are untested and working condition is unknown. They show considerable age-related dust, oxidation, surface wear and corrosion. Some wiring and components may have been repaired, replaced or modified during their working lives. No attempt has been made to clean, polish, restore or electrically test them. Includes all five units shown. Please review photographs carefully for manufacturer markings, configuration, completeness and condition. Pickup category timeslot {A}