E. Cobham Brewer 1810–1897. Dictionary of Phrase and Fable. 1898.
Forwards (Marshal).
G. L. von Blücher was called Marschall Vorwarts, from his constant exhortation to his hussars in the campaigns preceding the great battle of Waterloo. Vorwärts! always Vorwärts! (1742–1819.)
