Items
recipient is exactly
Heckemann (Joh.)
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[X018A5BT01], Letter from Marion Estelle Edison to Heckemann (Joh.), January 24th, 1921 1921-01-24 -
[X018A5BZ3], Letter from Marion Estelle Edison to Heckemann (Joh.), January 22nd, 1924 1924-01-22