Subjects: “…[Hayes, John]…”

Subjects: “…[Hay, John H.]…”

Subjects: “…[Hay, John H., Albertz, Heinrich]…”

Subjects: “…[Hay, John H.; Hoefer, Heinz; Specht]…”

Subjects: “…[Hoefer, Heinz, Hay, John H., Specht]…”

Subjects: “…[Franklin, John F., Hay, John H., Yates, David Peel]…”