Charles Francis Atkinson, 1911 Encyclopædia Britannica, Volume 26… (1911)
“ Gustavus's first danger was on the Rhine side, where Pappenheim, aided by the Spaniards, entered the field. But Richelieu, the half-hearted enemy of distant Catholic princes, was a vigorous enough opponent of Spain on his own frontier, and Gustavus was free in turn to meet Wallenstein's new army of 60,000, composed of the men immortalized by Schiller's play, excellent in war and in plundering, destitute of all home and national ties, and owning allegiance to its general alone. ”
