CHAPTER II, SECTION 6 90,000 en _— 80,000 a Lt 60,000 NUMBER OF CALLS 70,000 50,000 40,000 30,000 5-19 5-26 62 69616 623 630 I958- WEEK ENDING Chart No. 2-20. Page 316 7-7 Telephone Exchange Calling Rate — Elmer. 7-14 7-2!
CHAPTER II, SECTION 6 90,000 en _— 80,000 a Lt 60,000 NUMBER OF CALLS 70,000 50,000 40,000 30,000 5-19 5-26 62 69616 623 630 I958- WEEK ENDING Chart No. 2-20. Page 316 7-7 Telephone Exchange Calling Rate — Elmer. 7-14 7-2!