opening and closing lines of letters to Jonah Magnus

mag23: Schwartzwald – March 31st, 1816

My dearest Jonah,
…
Yours in trust,
Albrecht

mag50: Foundations – June 12th, 1841

Dear Jonah,
…
Sincerely yours,
Sampson Kempthorne.

mag92: Nothing Beside Remains – April 9th, 1824

My dear Jonah,
…
Your loyal servant,
Barnabas.

mag127: Remains to be Seen – November 21st, 1831

Jonah.
…
Your obedient servant,
Doctor Jonathan Fanshawe.

mag138: The Architecture of Fear – February 13th, 1867

My dear Jonah,

no ending to this one because he died writing it