…a little more about Mary Stewart
• Mary Isadora Stewart lived next door, west, to Arthur at 1723 Grande Avenue.
• Arthur lived with his parents at 1725 Grande Avenue.
They could have leaned out a window and discussed technical problems or code speed.
• Mary was two years older than Arthur and attended the same school.
• She was born in 1907, Art in 1909.
Mary Stewart Buckingham, 72, of Reno, a former resident of Cedar Rapids, died last Tuesday [December 18, 1979] at her residence at Reno.
She was the daughter of Archibald Campbell Stewart and Ada Luella Tanner Stewart.
Born July 7, 1907, at Cedar Rapids, she operated an antique shop here for 21 years before moving to Reno in 1963. She was a member of Westminster Presbyterian Church.
Surviving are one son, Forrest of Reno, Nevada; one daughter, Caye Kirschbaum of Anchorage, Alaska; one brother, Forrest Stewart of Cedar Rapids; one sister, Peg Yaw of Fort Lauderdale, Florida; and two grandchildren.

She is interred at Cedar Memorial Park, Cedar Rapids, IA her obituary