Wilfred “Spike” Mailloux, center, in the 1940-41 27th Division yearbook. Mailloux, who died Thursday at 100, was the last surviving member of Company B, a unit of soldiers from Cohoes.

“Bugle Boy” — recorded live in La Grange — finds him fully in this mode, his voice and guitar both resonating more gently, with a beautiful melancholy and occasional dash of humor.