In this last frame. Top to bottom, Left to right. Crown Zellerbach Treated Pine Poles. Notice the porcelain line post insulators on the poles. Northern Electric Co. power Cables, 1940's Square D Co., Graybar Everything Electrical Supply Co., R. G. Hayley & Co. Cedar Poles & Fir Cross Arms. Second Row: ITT (International Telephone & Telegraph) Electric Division, L.W. Hynd Co. Electric Pole services, Surge Dairy Farm Equipment, I-T-E (Inverse Time element) Electric Corp., Sangamo Electric Meters. Bottom Row: Sylvania Large Lamps Division, 1960-80's Square D Co., Northwestern Bell Telephone. I love this one showing a payphone. Sign of the times back when we had desk, wall and payphones growing up. Hope you enjoyed these little pieces of history. Take care stay safe and be well to all.