This elaborate rivited steel bracket and pin asembly was used on the 1903 Electron- Seattle line that used the Fred Locke M-4325 This is only the second one I have ever found intact . Here's what the poles looked like ..[id=335844717] These lines were all dismantled betwien 1938-1942 and much of the hardware was likely scrapped for the war effort . Because these have been on the ground for so long in Washington's wet climate, The few that were not scrapped have rotted away.