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upr000036-212
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-21- I tern (1) V No. Year Average of Con- Age Unit Units structed (Yrs) ?(2) (3) Wi (5) Power Transmission Lines - Cant'd Wlrel : k/O Insul. Copper k/Q Bare * #1 Insul. * #*? » • #9 Bare Iron Transformers! 5 **A 10 * 15 * 25 ? 50
