Loudon Wainwright III guest stars as surgeon Captain Calvin Spalding in this episode from November 1974.
Featuring "Unrequited to the Nth Degree/Oh, when I die"

The nurses are evacuated as an impending enemy attack on the camp draws near.. and the boys would give their kingdom for the nurses back.

(Note the 'Best Care Anywhere' cardboard sign pinned on the wall behind guitar man in the bar.)

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